218331738

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{30553}}^1$

素因数の和:30958

約数の個数: 24

約数和(自身を含む): 474259188

約数和(自身を除く): 255927450

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 3573, 7146, 30553, 61106, 91659, 183318, 274977, 549954, 12129541, 24259082, 36388623, 72777246, 109165869, 218331738]

約数ペア:

[(1, 218331738), (2, 109165869), (3, 72777246), (6, 36388623), (9, 24259082), (18, 12129541), (397, 549954), (794, 274977), (1191, 183318), (2382, 91659), (3573, 61106), (7146, 30553)]