80216479

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 98413920

約数和(自身を除く): 18197441

約数列:

[1, 7, 23, 49, 109, 161, 653, 763, 1127, 2507, 4571, 5341, 15019, 17549, 31997, 71177, 105133, 122843, 498239, 735931, 1637071, 3487673, 11459497, 80216479]

約数ペア:

[(1, 80216479), (7, 11459497), (23, 3487673), (49, 1637071), (109, 735931), (161, 498239), (653, 122843), (763, 105133), (1127, 71177), (2507, 31997), (4571, 17549), (5341, 15019)]