2155185

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 3818880

約数和(自身を除く): 1663695

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 1019, 2115, 3057, 5095, 9171, 15285, 45855, 47893, 143679, 239465, 431037, 718395, 2155185]

約数ペア:

[(1, 2155185), (3, 718395), (5, 431037), (9, 239465), (15, 143679), (45, 47893), (47, 45855), (141, 15285), (235, 9171), (423, 5095), (705, 3057), (1019, 2115)]