12915955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1823}}^1$

素因数の和:1950

約数の個数: 16

約数和(自身を含む): 16853760

約数和(自身を除く): 3937805

約数列:

[1, 5, 13, 65, 109, 545, 1417, 1823, 7085, 9115, 23699, 118495, 198707, 993535, 2583191, 12915955]

約数ペア:

[(1, 12915955), (5, 2583191), (13, 993535), (65, 198707), (109, 118495), (545, 23699), (1417, 9115), (1823, 7085)]