81173222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{4639}}^1$

素因数の和:5327

約数の個数: 16

約数和(自身を含む): 131349120

約数和(自身を除く): 50175898

約数列:

[1, 2, 13, 26, 673, 1346, 4639, 8749, 9278, 17498, 60307, 120614, 3122047, 6244094, 40586611, 81173222]

約数ペア:

[(1, 81173222), (2, 40586611), (13, 6244094), (26, 3122047), (673, 120614), (1346, 60307), (4639, 17498), (8749, 9278)]