81215598

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1699}}^1$

素因数の和:1992

約数の個数: 32

約数和(自身を含む): 168422400

約数和(自身を除く): 87206802

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 257, 514, 771, 1542, 1699, 3398, 5097, 7967, 10194, 15934, 23901, 47802, 52669, 105338, 158007, 316014, 436643, 873286, 1309929, 2619858, 13535933, 27071866, 40607799, 81215598]

約数ペア:

[(1, 81215598), (2, 40607799), (3, 27071866), (6, 13535933), (31, 2619858), (62, 1309929), (93, 873286), (186, 436643), (257, 316014), (514, 158007), (771, 105338), (1542, 52669), (1699, 47802), (3398, 23901), (5097, 15934), (7967, 10194)]