86818788

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 262080000

約数和(自身を除く): 175261212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 79, 84, 89, 98, 126, 147, 158, 178, 196, 237, 252, 267, 294, 316, 343, 356, 441, 474, 534, 553, 588, 623, 686, 711, 801, 882, 948, 1029, 1068, 1106, 1246, 1372, 1422, 1602, 1659, 1764, 1869, 2058, 2212, 2492, 2844, 3087, 3204, 3318, 3738, 3871, 4116, 4361, 4977, 5607, 6174, 6636, 7031, 7476, 7742, 8722, 9954, 11214, 11613, 12348, 13083, 14062, 15484, 17444, 19908, 21093, 22428, 23226, 26166, 27097, 28124, 30527, 34839, 39249, 42186, 46452, 49217, 52332, 54194, 61054, 63279, 69678, 78498, 81291, 84372, 91581, 98434, 108388, 122108, 126558, 139356, 147651, 156996, 162582, 183162, 196868, 243873, 253116, 274743, 295302, 325164, 344519, 366324, 442953, 487746, 549486, 590604, 689038, 885906, 975492, 1033557, 1098972, 1378076, 1771812, 2067114, 2411633, 3100671, 4134228, 4823266, 6201342, 7234899, 9646532, 12402684, 14469798, 21704697, 28939596, 43409394, 86818788]

約数ペア:

[(1, 86818788), (2, 43409394), (3, 28939596), (4, 21704697), (6, 14469798), (7, 12402684), (9, 9646532), (12, 7234899), (14, 6201342), (18, 4823266), (21, 4134228), (28, 3100671), (36, 2411633), (42, 2067114), (49, 1771812), (63, 1378076), (79, 1098972), (84, 1033557), (89, 975492), (98, 885906), (126, 689038), (147, 590604), (158, 549486), (178, 487746), (196, 442953), (237, 366324), (252, 344519), (267, 325164), (294, 295302), (316, 274743), (343, 253116), (356, 243873), (441, 196868), (474, 183162), (534, 162582), (553, 156996), (588, 147651), (623, 139356), (686, 126558), (711, 122108), (801, 108388), (882, 98434), (948, 91581), (1029, 84372), (1068, 81291), (1106, 78498), (1246, 69678), (1372, 63279), (1422, 61054), (1602, 54194), (1659, 52332), (1764, 49217), (1869, 46452), (2058, 42186), (2212, 39249), (2492, 34839), (2844, 30527), (3087, 28124), (3204, 27097), (3318, 26166), (3738, 23226), (3871, 22428), (4116, 21093), (4361, 19908), (4977, 17444), (5607, 15484), (6174, 14062), (6636, 13083), (7031, 12348), (7476, 11613), (7742, 11214), (8722, 9954)]