1388998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1359

約数の個数: 16

約数和(自身を含む): 2300256

約数和(自身を除く): 911258

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 1303, 2606, 16939, 33878, 53423, 106846, 694499, 1388998]

約数ペア:

[(1, 1388998), (2, 694499), (13, 106846), (26, 53423), (41, 33878), (82, 16939), (533, 2606), (1066, 1303)]