887990004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1103}}^1$

素因数の和:1250

約数の個数: 144

約数和(自身を含む): 2604026880

約数和(自身を除く): 1716036876

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 107, 114, 132, 171, 198, 209, 214, 228, 321, 342, 396, 418, 428, 627, 642, 684, 836, 963, 1103, 1177, 1254, 1284, 1881, 1926, 2033, 2206, 2354, 2508, 3309, 3531, 3762, 3852, 4066, 4412, 4708, 6099, 6618, 7062, 7524, 8132, 9927, 10593, 12133, 12198, 13236, 14124, 18297, 19854, 20957, 21186, 22363, 24266, 24396, 36399, 36594, 39708, 41914, 42372, 44726, 48532, 62871, 67089, 72798, 73188, 83828, 89452, 109197, 118021, 125742, 134178, 145596, 188613, 201267, 218394, 230527, 236042, 251484, 268356, 354063, 377226, 402534, 436788, 461054, 472084, 691581, 708126, 754452, 805068, 922108, 1062189, 1298231, 1383162, 1416252, 2074743, 2124378, 2242399, 2596462, 2766324, 3894693, 4149486, 4248756, 4484798, 5192924, 6727197, 7789386, 8298972, 8969596, 11684079, 13454394, 15578772, 20181591, 23368158, 24666389, 26908788, 40363182, 46736316, 49332778, 73999167, 80726364, 98665556, 147998334, 221997501, 295996668, 443995002, 887990004]

約数ペア:

[(1, 887990004), (2, 443995002), (3, 295996668), (4, 221997501), (6, 147998334), (9, 98665556), (11, 80726364), (12, 73999167), (18, 49332778), (19, 46736316), (22, 40363182), (33, 26908788), (36, 24666389), (38, 23368158), (44, 20181591), (57, 15578772), (66, 13454394), (76, 11684079), (99, 8969596), (107, 8298972), (114, 7789386), (132, 6727197), (171, 5192924), (198, 4484798), (209, 4248756), (214, 4149486), (228, 3894693), (321, 2766324), (342, 2596462), (396, 2242399), (418, 2124378), (428, 2074743), (627, 1416252), (642, 1383162), (684, 1298231), (836, 1062189), (963, 922108), (1103, 805068), (1177, 754452), (1254, 708126), (1284, 691581), (1881, 472084), (1926, 461054), (2033, 436788), (2206, 402534), (2354, 377226), (2508, 354063), (3309, 268356), (3531, 251484), (3762, 236042), (3852, 230527), (4066, 218394), (4412, 201267), (4708, 188613), (6099, 145596), (6618, 134178), (7062, 125742), (7524, 118021), (8132, 109197), (9927, 89452), (10593, 83828), (12133, 73188), (12198, 72798), (13236, 67089), (14124, 62871), (18297, 48532), (19854, 44726), (20957, 42372), (21186, 41914), (22363, 39708), (24266, 36594), (24396, 36399)]