27838415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 10177585

約数列:

[1, 5, 11, 43, 55, 79, 149, 215, 395, 473, 745, 869, 1639, 2365, 3397, 4345, 6407, 8195, 11771, 16985, 32035, 37367, 58855, 70477, 129481, 186835, 352385, 506153, 647405, 2530765, 5567683, 27838415]

約数ペア:

[(1, 27838415), (5, 5567683), (11, 2530765), (43, 647405), (55, 506153), (79, 352385), (149, 186835), (215, 129481), (395, 70477), (473, 58855), (745, 37367), (869, 32035), (1639, 16985), (2365, 11771), (3397, 8195), (4345, 6407)]