16380225

素因数分解:

$3^4\times 5^2\times {\mathrm{8089}}^1$

素因数の和:8111

約数の個数: 30

約数和(自身を含む): 30345590

約数和(自身を除く): 13965365

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 8089, 24267, 40445, 72801, 121335, 202225, 218403, 364005, 606675, 655209, 1092015, 1820025, 3276045, 5460075, 16380225]

約数ペア:

[(1, 16380225), (3, 5460075), (5, 3276045), (9, 1820025), (15, 1092015), (25, 655209), (27, 606675), (45, 364005), (75, 218403), (81, 202225), (135, 121335), (225, 72801), (405, 40445), (675, 24267), (2025, 8089)]