38409965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 52272000

約数和(自身を除く): 13862035

約数列:

[1, 5, 11, 43, 55, 109, 149, 215, 473, 545, 745, 1199, 1639, 2365, 4687, 5995, 6407, 8195, 16241, 23435, 32035, 51557, 70477, 81205, 178651, 257785, 352385, 698363, 893255, 3491815, 7681993, 38409965]

約数ペア:

[(1, 38409965), (5, 7681993), (11, 3491815), (43, 893255), (55, 698363), (109, 352385), (149, 257785), (215, 178651), (473, 81205), (545, 70477), (745, 51557), (1199, 32035), (1639, 23435), (2365, 16241), (4687, 8195), (5995, 6407)]