646164

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 1738240

約数和(自身を除く): 1092076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 193, 279, 372, 386, 558, 579, 772, 837, 1116, 1158, 1674, 1737, 2316, 3348, 3474, 5211, 5983, 6948, 10422, 11966, 17949, 20844, 23932, 35898, 53847, 71796, 107694, 161541, 215388, 323082, 646164]

約数ペア:

[(1, 646164), (2, 323082), (3, 215388), (4, 161541), (6, 107694), (9, 71796), (12, 53847), (18, 35898), (27, 23932), (31, 20844), (36, 17949), (54, 11966), (62, 10422), (93, 6948), (108, 5983), (124, 5211), (186, 3474), (193, 3348), (279, 2316), (372, 1737), (386, 1674), (558, 1158), (579, 1116), (772, 837)]