31435158

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 69348096

約数和(自身を除く): 37912938

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 361, 437, 631, 722, 874, 1083, 1262, 1311, 1893, 2166, 2622, 3786, 8303, 11989, 14513, 16606, 23978, 24909, 29026, 35967, 43539, 49818, 71934, 87078, 227791, 275747, 455582, 551494, 683373, 827241, 1366746, 1654482, 5239193, 10478386, 15717579, 31435158]

約数ペア:

[(1, 31435158), (2, 15717579), (3, 10478386), (6, 5239193), (19, 1654482), (23, 1366746), (38, 827241), (46, 683373), (57, 551494), (69, 455582), (114, 275747), (138, 227791), (361, 87078), (437, 71934), (631, 49818), (722, 43539), (874, 35967), (1083, 29026), (1262, 24909), (1311, 23978), (1893, 16606), (2166, 14513), (2622, 11989), (3786, 8303)]