31940478

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{57241}}^1$

素因数の和:57280

約数の個数: 24

約数和(自身を含む): 71438016

約数和(自身を除く): 39497538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 57241, 114482, 171723, 343446, 515169, 1030338, 1774471, 3548942, 5323413, 10646826, 15970239, 31940478]

約数ペア:

[(1, 31940478), (2, 15970239), (3, 10646826), (6, 5323413), (9, 3548942), (18, 1774471), (31, 1030338), (62, 515169), (93, 343446), (186, 171723), (279, 114482), (558, 57241)]