636394746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{220511}}^1$

素因数の和:220566

約数の個数: 32

約数和(自身を含む): 1407748608

約数和(自身を除く): 771353862

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 220511, 441022, 661533, 1323066, 2866643, 5733286, 8158907, 8599929, 16317814, 17199858, 24476721, 48953442, 106065791, 212131582, 318197373, 636394746]

約数ペア:

[(1, 636394746), (2, 318197373), (3, 212131582), (6, 106065791), (13, 48953442), (26, 24476721), (37, 17199858), (39, 16317814), (74, 8599929), (78, 8158907), (111, 5733286), (222, 2866643), (481, 1323066), (962, 661533), (1443, 441022), (2886, 220511)]