1904987329

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{104549}}^1$

素因数の和:104712

約数の個数: 16

約数和(自身を含む): 2308464000

約数和(自身を除く): 403476671

約数列:

[1, 7, 19, 133, 137, 959, 2603, 18221, 104549, 731843, 1986431, 13905017, 14323213, 100262491, 272141047, 1904987329]

約数ペア:

[(1, 1904987329), (7, 272141047), (19, 100262491), (133, 14323213), (137, 13905017), (959, 1986431), (2603, 731843), (18221, 104549)]