30980475

素因数分解:

$3^4\times 5^2\times {\mathrm{15299}}^1$

素因数の和:15321

約数の個数: 30

約数和(自身を含む): 57390300

約数和(自身を除く): 26409825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 15299, 45897, 76495, 137691, 229485, 382475, 413073, 688455, 1147425, 1239219, 2065365, 3442275, 6196095, 10326825, 30980475]

約数ペア:

[(1, 30980475), (3, 10326825), (5, 6196095), (9, 3442275), (15, 2065365), (25, 1239219), (27, 1147425), (45, 688455), (75, 413073), (81, 382475), (135, 229485), (225, 137691), (405, 76495), (675, 45897), (2025, 15299)]