221754852

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29473}}^1$

素因数の和:29513

約数の個数: 72

約数和(自身を含む): 643712160

約数和(自身を除く): 421957308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 7524, 29473, 58946, 88419, 117892, 176838, 265257, 324203, 353676, 530514, 559987, 648406, 972609, 1061028, 1119974, 1296812, 1679961, 1945218, 2239948, 2917827, 3359922, 3890436, 5039883, 5835654, 6159857, 6719844, 10079766, 11671308, 12319714, 18479571, 20159532, 24639428, 36959142, 55438713, 73918284, 110877426, 221754852]

約数ペア:

[(1, 221754852), (2, 110877426), (3, 73918284), (4, 55438713), (6, 36959142), (9, 24639428), (11, 20159532), (12, 18479571), (18, 12319714), (19, 11671308), (22, 10079766), (33, 6719844), (36, 6159857), (38, 5835654), (44, 5039883), (57, 3890436), (66, 3359922), (76, 2917827), (99, 2239948), (114, 1945218), (132, 1679961), (171, 1296812), (198, 1119974), (209, 1061028), (228, 972609), (342, 648406), (396, 559987), (418, 530514), (627, 353676), (684, 324203), (836, 265257), (1254, 176838), (1881, 117892), (2508, 88419), (3762, 58946), (7524, 29473)]