15691357731

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2083}}^1\times {\mathrm{21101}}^1$

素因数の和:23211

約数の個数: 32

約数和(自身を含む): 25330503168

約数和(自身を除く): 9639145437

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 2083, 6249, 14581, 21101, 35411, 43743, 63303, 106233, 147707, 247877, 358717, 443121, 743631, 1076151, 2511019, 7533057, 43953383, 131860149, 307673681, 747207511, 923021043, 2241622533, 5230452577, 15691357731]

約数ペア:

[(1, 15691357731), (3, 5230452577), (7, 2241622533), (17, 923021043), (21, 747207511), (51, 307673681), (119, 131860149), (357, 43953383), (2083, 7533057), (6249, 2511019), (14581, 1076151), (21101, 743631), (35411, 443121), (43743, 358717), (63303, 247877), (106233, 147707)]