51854778

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{21991}}^1$

素因数の和:22130

約数の個数: 24

約数和(自身を含む): 113214816

約数和(自身を除く): 61360038

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 21991, 43982, 65973, 131946, 197919, 395838, 2880821, 5761642, 8642463, 17284926, 25927389, 51854778]

約数ペア:

[(1, 51854778), (2, 25927389), (3, 17284926), (6, 8642463), (9, 5761642), (18, 2880821), (131, 395838), (262, 197919), (393, 131946), (786, 65973), (1179, 43982), (2358, 21991)]