28838665

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4111}}^1$

素因数の和:4200

約数の個数: 16

約数和(自身を含む): 36711936

約数和(自身を除く): 7873271

約数列:

[1, 5, 23, 61, 115, 305, 1403, 4111, 7015, 20555, 94553, 250771, 472765, 1253855, 5767733, 28838665]

約数ペア:

[(1, 28838665), (5, 5767733), (23, 1253855), (61, 472765), (115, 250771), (305, 94553), (1403, 20555), (4111, 7015)]