156768458

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 312968448

約数和(自身を除く): 156199990

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 233, 238, 257, 374, 466, 514, 1309, 1631, 1799, 2563, 2618, 2827, 3262, 3598, 3961, 4369, 5126, 5654, 7922, 8738, 17941, 19789, 27727, 30583, 35882, 39578, 43571, 48059, 55454, 59881, 61166, 87142, 96118, 119762, 304997, 336413, 419167, 609994, 658691, 672826, 838334, 1017977, 1317382, 2035954, 4610837, 7125839, 9221674, 11197747, 14251678, 22395494, 78384229, 156768458]

約数ペア:

[(1, 156768458), (2, 78384229), (7, 22395494), (11, 14251678), (14, 11197747), (17, 9221674), (22, 7125839), (34, 4610837), (77, 2035954), (119, 1317382), (154, 1017977), (187, 838334), (233, 672826), (238, 658691), (257, 609994), (374, 419167), (466, 336413), (514, 304997), (1309, 119762), (1631, 96118), (1799, 87142), (2563, 61166), (2618, 59881), (2827, 55454), (3262, 48059), (3598, 43571), (3961, 39578), (4369, 35882), (5126, 30583), (5654, 27727), (7922, 19789), (8738, 17941)]