31377423

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3313}}^1$

素因数の和:3375

約数の個数: 32

約数和(自身を含む): 53448192

約数和(自身を除く): 22070769

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 3313, 9471, 9939, 23191, 36443, 69573, 109329, 135833, 255101, 407499, 765303, 950831, 1494163, 2852493, 4482489, 10459141, 31377423]

約数ペア:

[(1, 31377423), (3, 10459141), (7, 4482489), (11, 2852493), (21, 1494163), (33, 950831), (41, 765303), (77, 407499), (123, 255101), (231, 135833), (287, 109329), (451, 69573), (861, 36443), (1353, 23191), (3157, 9939), (3313, 9471)]