311981644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1879}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 613150720

約数和(自身を除く): 301169076

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 103, 124, 206, 403, 412, 806, 1339, 1612, 1879, 2678, 3193, 3758, 5356, 6386, 7516, 12772, 24427, 41509, 48854, 58249, 83018, 97708, 116498, 166036, 193537, 232996, 387074, 757237, 774148, 1514474, 2515981, 3028948, 5031962, 5999647, 10063924, 11999294, 23998588, 77995411, 155990822, 311981644]

約数ペア:

[(1, 311981644), (2, 155990822), (4, 77995411), (13, 23998588), (26, 11999294), (31, 10063924), (52, 5999647), (62, 5031962), (103, 3028948), (124, 2515981), (206, 1514474), (403, 774148), (412, 757237), (806, 387074), (1339, 232996), (1612, 193537), (1879, 166036), (2678, 116498), (3193, 97708), (3758, 83018), (5356, 58249), (6386, 48854), (7516, 41509), (12772, 24427)]