291237848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{5147}}^1$

素因数の和:5807

約数の個数: 32

約数和(自身を含む): 596756160

約数和(自身を除く): 305518312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 643, 1286, 2572, 5144, 5147, 7073, 10294, 14146, 20588, 28292, 41176, 56584, 56617, 113234, 226468, 452936, 3309521, 6619042, 13238084, 26476168, 36404731, 72809462, 145618924, 291237848]

約数ペア:

[(1, 291237848), (2, 145618924), (4, 72809462), (8, 36404731), (11, 26476168), (22, 13238084), (44, 6619042), (88, 3309521), (643, 452936), (1286, 226468), (2572, 113234), (5144, 56617), (5147, 56584), (7073, 41176), (10294, 28292), (14146, 20588)]