81145162

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2851}}^1$

素因数の和:2986

約数の個数: 32

約数和(自身を含む): 147847680

約数和(自身を除く): 66702518

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 749, 1498, 2033, 2851, 4066, 5702, 14231, 19957, 28462, 39914, 54169, 108338, 305057, 379183, 610114, 758366, 2135399, 4270798, 5796083, 11592166, 40572581, 81145162]

約数ペア:

[(1, 81145162), (2, 40572581), (7, 11592166), (14, 5796083), (19, 4270798), (38, 2135399), (107, 758366), (133, 610114), (214, 379183), (266, 305057), (749, 108338), (1498, 54169), (2033, 39914), (2851, 28462), (4066, 19957), (5702, 14231)]