71444997

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3571}}^1$

素因数の和:3615

約数の個数: 40

約数和(自身を含む): 121019360

約数和(自身を除く): 49574363

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 3571, 6669, 10713, 20007, 32139, 46423, 67849, 96417, 139269, 203547, 289251, 417807, 610641, 882037, 1253421, 1831923, 2646111, 3760263, 5495769, 7938333, 23814999, 71444997]

約数ペア:

[(1, 71444997), (3, 23814999), (9, 7938333), (13, 5495769), (19, 3760263), (27, 2646111), (39, 1831923), (57, 1253421), (81, 882037), (117, 610641), (171, 417807), (247, 289251), (351, 203547), (513, 139269), (741, 96417), (1053, 67849), (1539, 46423), (2223, 32139), (3571, 20007), (6669, 10713)]