61021386

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{78839}}^1$

素因数の和:78890

約数の個数: 24

約数和(自身を含む): 135289440

約数和(自身を除く): 74268054

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 78839, 157678, 236517, 473034, 709551, 1419102, 3390077, 6780154, 10170231, 20340462, 30510693, 61021386]

約数ペア:

[(1, 61021386), (2, 30510693), (3, 20340462), (6, 10170231), (9, 6780154), (18, 3390077), (43, 1419102), (86, 709551), (129, 473034), (258, 236517), (387, 157678), (774, 78839)]