31508755964

素因数分解:

$2^2\times 7^2\times {\mathrm{2213}}^1\times {\mathrm{72643}}^1$

素因数の和:74874

約数の個数: 36

約数和(自身を含む): 64172692584

約数和(自身を除く): 32663936620

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2213, 4426, 8852, 15491, 30982, 61964, 72643, 108437, 145286, 216874, 290572, 433748, 508501, 1017002, 2034004, 3559507, 7119014, 14238028, 160758959, 321517918, 643035836, 1125312713, 2250625426, 4501250852, 7877188991, 15754377982, 31508755964]

約数ペア:

[(1, 31508755964), (2, 15754377982), (4, 7877188991), (7, 4501250852), (14, 2250625426), (28, 1125312713), (49, 643035836), (98, 321517918), (196, 160758959), (2213, 14238028), (4426, 7119014), (8852, 3559507), (15491, 2034004), (30982, 1017002), (61964, 508501), (72643, 433748), (108437, 290572), (145286, 216874)]