22220401

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 26248320

約数和(自身を除く): 4027919

約数列:

[1, 7, 41, 139, 287, 557, 973, 3899, 5699, 22837, 39893, 77423, 159859, 541961, 3174343, 22220401]

約数ペア:

[(1, 22220401), (7, 3174343), (41, 541961), (139, 159859), (287, 77423), (557, 39893), (973, 22837), (3899, 5699)]