213244108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 473782176

約数和(自身を除く): 260538068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 121, 154, 226, 242, 308, 452, 484, 557, 791, 847, 1114, 1243, 1582, 1694, 2228, 2486, 3164, 3388, 3899, 4972, 6127, 7798, 8701, 12254, 13673, 15596, 17402, 24508, 27346, 34804, 42889, 54692, 62941, 67397, 85778, 95711, 125882, 134794, 171556, 191422, 251764, 269588, 382844, 440587, 471779, 692351, 881174, 943558, 1384702, 1762348, 1887116, 2769404, 4846457, 7615861, 9692914, 15231722, 19385828, 30463444, 53311027, 106622054, 213244108]

約数ペア:

[(1, 213244108), (2, 106622054), (4, 53311027), (7, 30463444), (11, 19385828), (14, 15231722), (22, 9692914), (28, 7615861), (44, 4846457), (77, 2769404), (113, 1887116), (121, 1762348), (154, 1384702), (226, 943558), (242, 881174), (308, 692351), (452, 471779), (484, 440587), (557, 382844), (791, 269588), (847, 251764), (1114, 191422), (1243, 171556), (1582, 134794), (1694, 125882), (2228, 95711), (2486, 85778), (3164, 67397), (3388, 62941), (3899, 54692), (4972, 42889), (6127, 34804), (7798, 27346), (8701, 24508), (12254, 17402), (13673, 15596)]