78421948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{8447}}^1$

素因数の和:8673

約数の個数: 24

約数和(自身を含む): 150441984

約数和(自身を除く): 72020036

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2321, 4642, 8447, 9284, 16894, 33788, 92917, 185834, 371668, 1782317, 3564634, 7129268, 19605487, 39210974, 78421948]

約数ペア:

[(1, 78421948), (2, 39210974), (4, 19605487), (11, 7129268), (22, 3564634), (44, 1782317), (211, 371668), (422, 185834), (844, 92917), (2321, 33788), (4642, 16894), (8447, 9284)]