253923684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{1559}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 692153280

約数和(自身を除く): 438229596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 277, 294, 554, 588, 831, 1108, 1559, 1662, 1939, 3118, 3324, 3878, 4677, 5817, 6236, 7756, 9354, 10913, 11634, 13573, 18708, 21826, 23268, 27146, 32739, 40719, 43652, 54292, 65478, 76391, 81438, 130956, 152782, 162876, 229173, 305564, 431843, 458346, 863686, 916692, 1295529, 1727372, 2591058, 3022901, 5182116, 6045802, 9068703, 12091604, 18137406, 21160307, 36274812, 42320614, 63480921, 84641228, 126961842, 253923684]

約数ペア:

[(1, 253923684), (2, 126961842), (3, 84641228), (4, 63480921), (6, 42320614), (7, 36274812), (12, 21160307), (14, 18137406), (21, 12091604), (28, 9068703), (42, 6045802), (49, 5182116), (84, 3022901), (98, 2591058), (147, 1727372), (196, 1295529), (277, 916692), (294, 863686), (554, 458346), (588, 431843), (831, 305564), (1108, 229173), (1559, 162876), (1662, 152782), (1939, 130956), (3118, 81438), (3324, 76391), (3878, 65478), (4677, 54292), (5817, 43652), (6236, 40719), (7756, 32739), (9354, 27146), (10913, 23268), (11634, 21826), (13573, 18708)]