100809989

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{8819}}^1$

素因数の和:8920

約数の個数: 16

約数和(自身を含む): 121927680

約数和(自身を除く): 21117691

約数列:

[1, 7, 23, 71, 161, 497, 1633, 8819, 11431, 61733, 202837, 626149, 1419859, 4383043, 14401427, 100809989]

約数ペア:

[(1, 100809989), (7, 14401427), (23, 4383043), (71, 1419859), (161, 626149), (497, 202837), (1633, 61733), (8819, 11431)]