31629819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 47190528

約数和(自身を除く): 15560709

約数列:

[1, 3, 13, 39, 41, 123, 131, 151, 393, 453, 533, 1599, 1703, 1963, 5109, 5371, 5889, 6191, 16113, 18573, 19781, 59343, 69823, 80483, 209469, 241449, 257153, 771459, 811021, 2433063, 10543273, 31629819]

約数ペア:

[(1, 31629819), (3, 10543273), (13, 2433063), (39, 811021), (41, 771459), (123, 257153), (131, 241449), (151, 209469), (393, 80483), (453, 69823), (533, 59343), (1599, 19781), (1703, 18573), (1963, 16113), (5109, 6191), (5371, 5889)]