71289405

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2441}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 137142720

約数和(自身を除く): 65853315

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 99, 165, 177, 295, 495, 531, 649, 885, 1947, 2441, 2655, 3245, 5841, 7323, 9735, 12205, 21969, 26851, 29205, 36615, 80553, 109845, 134255, 144019, 241659, 402765, 432057, 720095, 1208295, 1296171, 1584209, 2160285, 4752627, 6480855, 7921045, 14257881, 23763135, 71289405]

約数ペア:

[(1, 71289405), (3, 23763135), (5, 14257881), (9, 7921045), (11, 6480855), (15, 4752627), (33, 2160285), (45, 1584209), (55, 1296171), (59, 1208295), (99, 720095), (165, 432057), (177, 402765), (295, 241659), (495, 144019), (531, 134255), (649, 109845), (885, 80553), (1947, 36615), (2441, 29205), (2655, 26851), (3245, 21969), (5841, 12205), (7323, 9735)]