2640735

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 4853760

約数和(自身を除く): 2213025

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 631, 837, 1395, 1893, 3155, 4185, 5679, 9465, 17037, 19561, 28395, 58683, 85185, 97805, 176049, 293415, 528147, 880245, 2640735]

約数ペア:

[(1, 2640735), (3, 880245), (5, 528147), (9, 293415), (15, 176049), (27, 97805), (31, 85185), (45, 58683), (93, 28395), (135, 19561), (155, 17037), (279, 9465), (465, 5679), (631, 4185), (837, 3155), (1395, 1893)]