90449443

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{13879}}^1$

素因数の和:13919

約数の個数: 16

約数和(自身を含む): 111040000

約数和(自身を除く): 20590557

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 13879, 97153, 263701, 680071, 1845907, 4760497, 12921349, 90449443]

約数ペア:

[(1, 90449443), (7, 12921349), (19, 4760497), (49, 1845907), (133, 680071), (343, 263701), (931, 97153), (6517, 13879)]