16481781

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 24555960

約数和(自身を除く): 8074179

約数列:

[1, 3, 9, 53, 109, 159, 317, 327, 477, 951, 981, 2853, 5777, 16801, 17331, 34553, 50403, 51993, 103659, 151209, 310977, 1831309, 5493927, 16481781]

約数ペア:

[(1, 16481781), (3, 5493927), (9, 1831309), (53, 310977), (109, 151209), (159, 103659), (317, 51993), (327, 50403), (477, 34553), (951, 17331), (981, 16801), (2853, 5777)]