81361848

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78839}}^1$

素因数の和:78891

約数の個数: 32

約数和(自身を含む): 208137600

約数和(自身を除く): 126775752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 78839, 157678, 236517, 315356, 473034, 630712, 946068, 1892136, 3390077, 6780154, 10170231, 13560308, 20340462, 27120616, 40680924, 81361848]

約数ペア:

[(1, 81361848), (2, 40680924), (3, 27120616), (4, 20340462), (6, 13560308), (8, 10170231), (12, 6780154), (24, 3390077), (43, 1892136), (86, 946068), (129, 630712), (172, 473034), (258, 315356), (344, 236517), (516, 157678), (1032, 78839)]