248113890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2756821}}^1$

素因数の和:2756834

約数の個数: 24

約数和(自身を含む): 645096348

約数和(自身を除く): 396982458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2756821, 5513642, 8270463, 13784105, 16540926, 24811389, 27568210, 41352315, 49622778, 82704630, 124056945, 248113890]

約数ペア:

[(1, 248113890), (2, 124056945), (3, 82704630), (5, 49622778), (6, 41352315), (9, 27568210), (10, 24811389), (15, 16540926), (18, 13784105), (30, 8270463), (45, 5513642), (90, 2756821)]