139809866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 263761920

約数和(自身を除く): 123952054

約数列:

[1, 2, 7, 14, 19, 38, 47, 53, 94, 106, 133, 211, 266, 329, 371, 422, 658, 742, 893, 1007, 1477, 1786, 2014, 2491, 2954, 4009, 4982, 6251, 7049, 8018, 9917, 11183, 12502, 14098, 17437, 19834, 22366, 28063, 34874, 47329, 56126, 69419, 78281, 94658, 138838, 156562, 188423, 212477, 331303, 376846, 424954, 525601, 662606, 1051202, 1318961, 1487339, 2637922, 2974678, 3679207, 7358414, 9986419, 19972838, 69904933, 139809866]

約数ペア:

[(1, 139809866), (2, 69904933), (7, 19972838), (14, 9986419), (19, 7358414), (38, 3679207), (47, 2974678), (53, 2637922), (94, 1487339), (106, 1318961), (133, 1051202), (211, 662606), (266, 525601), (329, 424954), (371, 376846), (422, 331303), (658, 212477), (742, 188423), (893, 156562), (1007, 138838), (1477, 94658), (1786, 78281), (2014, 69419), (2491, 56126), (2954, 47329), (4009, 34874), (4982, 28063), (6251, 22366), (7049, 19834), (8018, 17437), (9917, 14098), (11183, 12502)]