221478435

素因数分解:

$3^3\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1579}}^1$

素因数の和:2632

約数の個数: 32

約数和(自身を含む): 394368000

約数和(自身を除く): 172889565

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1039, 1579, 3117, 4737, 5195, 7895, 9351, 14211, 15585, 23685, 28053, 42633, 46755, 71055, 140265, 213165, 1640581, 4921743, 8202905, 14765229, 24608715, 44295687, 73826145, 221478435]

約数ペア:

[(1, 221478435), (3, 73826145), (5, 44295687), (9, 24608715), (15, 14765229), (27, 8202905), (45, 4921743), (135, 1640581), (1039, 213165), (1579, 140265), (3117, 71055), (4737, 46755), (5195, 42633), (7895, 28053), (9351, 23685), (14211, 15585)]