13688015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1303}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 18026496

約数和(自身を除く): 4338481

約数列:

[1, 5, 11, 55, 191, 955, 1303, 2101, 6515, 10505, 14333, 71665, 248873, 1244365, 2737603, 13688015]

約数ペア:

[(1, 13688015), (5, 2737603), (11, 1244365), (55, 248873), (191, 71665), (955, 14333), (1303, 10505), (2101, 6515)]