18166485

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 11992875

約数列:

[1, 3, 5, 15, 41, 109, 123, 205, 271, 327, 545, 615, 813, 1355, 1635, 4065, 4469, 11111, 13407, 22345, 29539, 33333, 55555, 67035, 88617, 147695, 166665, 443085, 1211099, 3633297, 6055495, 18166485]

約数ペア:

[(1, 18166485), (3, 6055495), (5, 3633297), (15, 1211099), (41, 443085), (109, 166665), (123, 147695), (205, 88617), (271, 67035), (327, 55555), (545, 33333), (615, 29539), (813, 22345), (1355, 13407), (1635, 11111), (4065, 4469)]