311791870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{35797}}^1$

素因数の和:35884

約数の個数: 32

約数和(自身を含む): 613434528

約数和(自身を除く): 301642658

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 35797, 71594, 178985, 357970, 465361, 930722, 2326805, 2398399, 4653610, 4796798, 11991995, 23983990, 31179187, 62358374, 155895935, 311791870]

約数ペア:

[(1, 311791870), (2, 155895935), (5, 62358374), (10, 31179187), (13, 23983990), (26, 11991995), (65, 4796798), (67, 4653610), (130, 2398399), (134, 2326805), (335, 930722), (670, 465361), (871, 357970), (1742, 178985), (4355, 71594), (8710, 35797)]