81816390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{909071}}^1$

素因数の和:909084

約数の個数: 24

約数和(自身を含む): 212722848

約数和(自身を除く): 130906458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 909071, 1818142, 2727213, 4545355, 5454426, 8181639, 9090710, 13636065, 16363278, 27272130, 40908195, 81816390]

約数ペア:

[(1, 81816390), (2, 40908195), (3, 27272130), (5, 16363278), (6, 13636065), (9, 9090710), (10, 8181639), (15, 5454426), (18, 4545355), (30, 2727213), (45, 1818142), (90, 909071)]