51861453

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4969}}^1$

素因数の和:5057

約数の個数: 24

約数和(自身を含む): 81587520

約数和(自身を除く): 29726067

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 4969, 10437, 14907, 34783, 104349, 243481, 352799, 730443, 1058397, 2469593, 7408779, 17287151, 51861453]

約数ペア:

[(1, 51861453), (3, 17287151), (7, 7408779), (21, 2469593), (49, 1058397), (71, 730443), (147, 352799), (213, 243481), (497, 104349), (1491, 34783), (3479, 14907), (4969, 10437)]