28431021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2221}}^1$

素因数の和:2492

約数の個数: 16

約数和(自身を含む): 40315968

約数和(自身を除く): 11884947

約数列:

[1, 3, 17, 51, 251, 753, 2221, 4267, 6663, 12801, 37757, 113271, 557471, 1672413, 9477007, 28431021]

約数ペア:

[(1, 28431021), (3, 9477007), (17, 1672413), (51, 557471), (251, 113271), (753, 37757), (2221, 12801), (4267, 6663)]