31584978

素因数分解:

$2^1\times 3^4\times {\mathrm{241}}^1\times {\mathrm{809}}^1$

素因数の和:1064

約数の個数: 40

約数和(自身を含む): 71155260

約数和(自身を除く): 39570282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 241, 482, 723, 809, 1446, 1618, 2169, 2427, 4338, 4854, 6507, 7281, 13014, 14562, 19521, 21843, 39042, 43686, 65529, 131058, 194969, 389938, 584907, 1169814, 1754721, 3509442, 5264163, 10528326, 15792489, 31584978]

約数ペア:

[(1, 31584978), (2, 15792489), (3, 10528326), (6, 5264163), (9, 3509442), (18, 1754721), (27, 1169814), (54, 584907), (81, 389938), (162, 194969), (241, 131058), (482, 65529), (723, 43686), (809, 39042), (1446, 21843), (1618, 19521), (2169, 14562), (2427, 13014), (4338, 7281), (4854, 6507)]