15780814

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 28615680

約数和(自身を除く): 12834866

約数列:

[1, 2, 7, 14, 29, 47, 58, 94, 203, 329, 406, 658, 827, 1363, 1654, 2726, 5789, 9541, 11578, 19082, 23983, 38869, 47966, 77738, 167881, 272083, 335762, 544166, 1127201, 2254402, 7890407, 15780814]

約数ペア:

[(1, 15780814), (2, 7890407), (7, 2254402), (14, 1127201), (29, 544166), (47, 335762), (58, 272083), (94, 167881), (203, 77738), (329, 47966), (406, 38869), (658, 23983), (827, 19082), (1363, 11578), (1654, 9541), (2726, 5789)]