28168635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2161}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 49812480

約数和(自身を除く): 21643845

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 2161, 2607, 4345, 6483, 10805, 13035, 23771, 32415, 71313, 118855, 170719, 356565, 512157, 853595, 1877909, 2560785, 5633727, 9389545, 28168635]

約数ペア:

[(1, 28168635), (3, 9389545), (5, 5633727), (11, 2560785), (15, 1877909), (33, 853595), (55, 512157), (79, 356565), (165, 170719), (237, 118855), (395, 71313), (869, 32415), (1185, 23771), (2161, 13035), (2607, 10805), (4345, 6483)]