855659618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{261031}}^1$

素因数の和:261193

約数の個数: 16

約数和(自身を含む): 1409572800

約数和(自身を除く): 553913182

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 261031, 522062, 2871341, 5742682, 38893619, 77787238, 427829809, 855659618]

約数ペア:

[(1, 855659618), (2, 427829809), (11, 77787238), (22, 38893619), (149, 5742682), (298, 2871341), (1639, 522062), (3278, 261031)]