81488646

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{48679}}^1$

素因数の和:48721

約数の個数: 32

約数和(自身を含む): 186931200

約数和(自身を除く): 105442554

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 48679, 97358, 146037, 292074, 438111, 876222, 1314333, 1509049, 2628666, 3018098, 4527147, 9054294, 13581441, 27162882, 40744323, 81488646]

約数ペア:

[(1, 81488646), (2, 40744323), (3, 27162882), (6, 13581441), (9, 9054294), (18, 4527147), (27, 3018098), (31, 2628666), (54, 1509049), (62, 1314333), (93, 876222), (186, 438111), (279, 292074), (558, 146037), (837, 97358), (1674, 48679)]