161847868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{444637}}^1$

素因数の和:444661

約数の個数: 24

約数和(自身を含む): 348596192

約数和(自身を除く): 186748324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 444637, 889274, 1778548, 3112459, 5780281, 6224918, 11560562, 12449836, 23121124, 40461967, 80923934, 161847868]

約数ペア:

[(1, 161847868), (2, 80923934), (4, 40461967), (7, 23121124), (13, 12449836), (14, 11560562), (26, 6224918), (28, 5780281), (52, 3112459), (91, 1778548), (182, 889274), (364, 444637)]