311841790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{28901}}^1$

素因数の和:29004

約数の個数: 32

約数和(自身を含む): 611797536

約数和(自身を除く): 299955746

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 28901, 57802, 144505, 289010, 375713, 751426, 1878565, 2398783, 3757130, 4797566, 11993915, 23987830, 31184179, 62368358, 155920895, 311841790]

約数ペア:

[(1, 311841790), (2, 155920895), (5, 62368358), (10, 31184179), (13, 23987830), (26, 11993915), (65, 4797566), (83, 3757130), (130, 2398783), (166, 1878565), (415, 751426), (830, 375713), (1079, 289010), (2158, 144505), (5395, 57802), (10790, 28901)]