28609917

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36821}}^1$

素因数の和:36868

約数の個数: 16

約数和(自身を含む): 44775552

約数和(自身を除く): 16165635

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36821, 110463, 257747, 773241, 1362377, 4087131, 9536639, 28609917]

約数ペア:

[(1, 28609917), (3, 9536639), (7, 4087131), (21, 1362377), (37, 773241), (111, 257747), (259, 110463), (777, 36821)]