2491605

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3257}}^1$

素因数の和:3285

約数の個数: 24

約数和(自身を含む): 4574232

約数和(自身を除く): 2082627

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 3257, 9771, 16285, 29313, 48855, 55369, 146565, 166107, 276845, 498321, 830535, 2491605]

約数ペア:

[(1, 2491605), (3, 830535), (5, 498321), (9, 276845), (15, 166107), (17, 146565), (45, 55369), (51, 48855), (85, 29313), (153, 16285), (255, 9771), (765, 3257)]