81231378

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{4283}}^1$

素因数の和:4426

約数の個数: 32

約数和(自身を含む): 169646400

約数和(自身を除く): 88415022

約数列:

[1, 2, 3, 6, 29, 58, 87, 109, 174, 218, 327, 654, 3161, 4283, 6322, 8566, 9483, 12849, 18966, 25698, 124207, 248414, 372621, 466847, 745242, 933694, 1400541, 2801082, 13538563, 27077126, 40615689, 81231378]

約数ペア:

[(1, 81231378), (2, 40615689), (3, 27077126), (6, 13538563), (29, 2801082), (58, 1400541), (87, 933694), (109, 745242), (174, 466847), (218, 372621), (327, 248414), (654, 124207), (3161, 25698), (4283, 18966), (6322, 12849), (8566, 9483)]