81091054

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 147891744

約数和(自身を除く): 66800690

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 121, 187, 242, 253, 374, 391, 506, 782, 857, 1714, 2057, 2783, 4114, 4301, 5566, 8602, 9427, 14569, 18854, 19711, 29138, 39422, 47311, 94622, 103697, 160259, 207394, 216821, 320518, 335087, 433642, 670174, 1762849, 2385031, 3525698, 3685957, 4770062, 7371914, 40545527, 81091054]

約数ペア:

[(1, 81091054), (2, 40545527), (11, 7371914), (17, 4770062), (22, 3685957), (23, 3525698), (34, 2385031), (46, 1762849), (121, 670174), (187, 433642), (242, 335087), (253, 320518), (374, 216821), (391, 207394), (506, 160259), (782, 103697), (857, 94622), (1714, 47311), (2057, 39422), (2783, 29138), (4114, 19711), (4301, 18854), (5566, 14569), (8602, 9427)]