31377801

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6761}}^1$

素因数の和:6801

約数の個数: 32

約数和(自身を含む): 54528768

約数和(自身を除く): 23150967

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6761, 20283, 47327, 87893, 114937, 141981, 263679, 344811, 615251, 804559, 1494181, 1845753, 2413677, 4482543, 10459267, 31377801]

約数ペア:

[(1, 31377801), (3, 10459267), (7, 4482543), (13, 2413677), (17, 1845753), (21, 1494181), (39, 804559), (51, 615251), (91, 344811), (119, 263679), (221, 141981), (273, 114937), (357, 87893), (663, 47327), (1547, 20283), (4641, 6761)]