68516865

素因数分解:

$3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3797}}^1$

素因数の和:4209

約数の個数: 24

約数和(自身を含む): 119090088

約数和(自身を除く): 50573223

約数列:

[1, 3, 5, 9, 15, 45, 401, 1203, 2005, 3609, 3797, 6015, 11391, 18045, 18985, 34173, 56955, 170865, 1522597, 4567791, 7612985, 13703373, 22838955, 68516865]

約数ペア:

[(1, 68516865), (3, 22838955), (5, 13703373), (9, 7612985), (15, 4567791), (45, 1522597), (401, 170865), (1203, 56955), (2005, 34173), (3609, 18985), (3797, 18045), (6015, 11391)]