28804735

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2239}}^1$

素因数の和:2358

約数の個数: 16

約数和(自身を含む): 36126720

約数和(自身を除く): 7321985

約数列:

[1, 5, 31, 83, 155, 415, 2239, 2573, 11195, 12865, 69409, 185837, 347045, 929185, 5760947, 28804735]

約数ペア:

[(1, 28804735), (5, 5760947), (31, 929185), (83, 347045), (155, 185837), (415, 69409), (2239, 12865), (2573, 11195)]