1291239651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{327809}}^1$

素因数の和:327926

約数の個数: 16

約数和(自身を含む): 1872450720

約数和(自身を除く): 581211069

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 327809, 983427, 4261517, 12784551, 33108709, 99326127, 430413217, 1291239651]

約数ペア:

[(1, 1291239651), (3, 430413217), (13, 99326127), (39, 33108709), (101, 12784551), (303, 4261517), (1313, 983427), (3939, 327809)]