1561005

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 2872320

約数和(自身を除く): 1311315

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 373, 465, 837, 1119, 1395, 1865, 3357, 4185, 5595, 10071, 11563, 16785, 34689, 50355, 57815, 104067, 173445, 312201, 520335, 1561005]

約数ペア:

[(1, 1561005), (3, 520335), (5, 312201), (9, 173445), (15, 104067), (27, 57815), (31, 50355), (45, 34689), (93, 16785), (135, 11563), (155, 10071), (279, 5595), (373, 4185), (465, 3357), (837, 1865), (1119, 1395)]