72904065

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{28759}}^1$

素因数の和:28793

約数の個数: 24

約数和(自身を含む): 126313920

約数和(自身を除く): 53409855

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 28759, 86277, 143795, 373867, 431385, 1121601, 1869335, 4860271, 5608005, 14580813, 24301355, 72904065]

約数ペア:

[(1, 72904065), (3, 24301355), (5, 14580813), (13, 5608005), (15, 4860271), (39, 1869335), (65, 1121601), (169, 431385), (195, 373867), (507, 143795), (845, 86277), (2535, 28759)]