15978266

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6619}}^1$

素因数の和:6709

約数の個数: 16

約数和(自身を含む): 25738560

約数和(自身を除く): 9760294

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 6619, 13238, 112523, 225046, 469949, 939898, 7989133, 15978266]

約数ペア:

[(1, 15978266), (2, 7989133), (17, 939898), (34, 469949), (71, 225046), (142, 112523), (1207, 13238), (2414, 6619)]