2009265

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1446735

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 149, 155, 435, 447, 465, 745, 899, 2235, 2697, 4321, 4495, 4619, 12963, 13485, 13857, 21605, 23095, 64815, 69285, 133951, 401853, 669755, 2009265]

約数ペア:

[(1, 2009265), (3, 669755), (5, 401853), (15, 133951), (29, 69285), (31, 64815), (87, 23095), (93, 21605), (145, 13857), (149, 13485), (155, 12963), (435, 4619), (447, 4495), (465, 4321), (745, 2697), (899, 2235)]