31990321388

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{349}}^1\times {\mathrm{102761}}^1$

素因数の和:103337

約数の個数: 24

約数和(自身を含む): 56395785600

約数和(自身を除く): 24405464212

約数列:

[1, 2, 4, 223, 349, 446, 698, 892, 1396, 77827, 102761, 155654, 205522, 311308, 411044, 22915703, 35863589, 45831406, 71727178, 91662812, 143454356, 7997580347, 15995160694, 31990321388]

約数ペア:

[(1, 31990321388), (2, 15995160694), (4, 7997580347), (223, 143454356), (349, 91662812), (446, 71727178), (698, 45831406), (892, 35863589), (1396, 22915703), (77827, 411044), (102761, 311308), (155654, 205522)]