291488691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{683}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 433907712

約数和(自身を除く): 142419021

約数列:

[1, 3, 13, 31, 39, 93, 353, 403, 683, 1059, 1209, 2049, 4589, 8879, 10943, 13767, 21173, 26637, 32829, 63519, 142259, 241099, 275249, 426777, 723297, 825747, 3134287, 7474069, 9402861, 22422207, 97162897, 291488691]

約数ペア:

[(1, 291488691), (3, 97162897), (13, 22422207), (31, 9402861), (39, 7474069), (93, 3134287), (353, 825747), (403, 723297), (683, 426777), (1059, 275249), (1209, 241099), (2049, 142259), (4589, 63519), (8879, 32829), (10943, 26637), (13767, 21173)]