66420724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{12457}}^1$

素因数の和:12535

約数の個数: 24

約数和(自身を含む): 122786048

約数和(自身を除く): 56365324

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 12457, 24914, 49828, 386167, 535651, 772334, 1071302, 1544668, 2142604, 16605181, 33210362, 66420724]

約数ペア:

[(1, 66420724), (2, 33210362), (4, 16605181), (31, 2142604), (43, 1544668), (62, 1071302), (86, 772334), (124, 535651), (172, 386167), (1333, 49828), (2666, 24914), (5332, 12457)]