64481627

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2551}}^1$

素因数の和:2738

約数の個数: 16

約数和(自身を含む): 77417472

約数和(自身を除く): 12935845

約数列:

[1, 7, 23, 157, 161, 1099, 2551, 3611, 17857, 25277, 58673, 400507, 410711, 2803549, 9211661, 64481627]

約数ペア:

[(1, 64481627), (7, 9211661), (23, 2803549), (157, 410711), (161, 400507), (1099, 58673), (2551, 25277), (3611, 17857)]