3963921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 6077568

約数和(自身を除く): 2113647

約数列:

[1, 3, 13, 37, 39, 41, 67, 111, 123, 201, 481, 533, 871, 1443, 1517, 1599, 2479, 2613, 2747, 4551, 7437, 8241, 19721, 32227, 35711, 59163, 96681, 101639, 107133, 304917, 1321307, 3963921]

約数ペア:

[(1, 3963921), (3, 1321307), (13, 304917), (37, 107133), (39, 101639), (41, 96681), (67, 59163), (111, 35711), (123, 32227), (201, 19721), (481, 8241), (533, 7437), (871, 4551), (1443, 2747), (1517, 2613), (1599, 2479)]