261609132

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1693}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 622307840

約数和(自身を除く): 360698708

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 163, 237, 316, 326, 474, 489, 652, 948, 978, 1693, 1956, 3386, 5079, 6772, 10158, 12877, 20316, 25754, 38631, 51508, 77262, 133747, 154524, 267494, 275959, 401241, 534988, 551918, 802482, 827877, 1103836, 1604964, 1655754, 3311508, 21800761, 43601522, 65402283, 87203044, 130804566, 261609132]

約数ペア:

[(1, 261609132), (2, 130804566), (3, 87203044), (4, 65402283), (6, 43601522), (12, 21800761), (79, 3311508), (158, 1655754), (163, 1604964), (237, 1103836), (316, 827877), (326, 802482), (474, 551918), (489, 534988), (652, 401241), (948, 275959), (978, 267494), (1693, 154524), (1956, 133747), (3386, 77262), (5079, 51508), (6772, 38631), (10158, 25754), (12877, 20316)]