2490519815

素因数分解:

$5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{42533}}^1$

素因数の和:42791

約数の個数: 24

約数和(自身を含む): 3491190720

約数和(自身を除く): 1000670905

約数列:

[1, 5, 7, 35, 49, 239, 245, 1195, 1673, 8365, 11711, 42533, 58555, 212665, 297731, 1488655, 2084117, 10165387, 10420585, 50826935, 71157709, 355788545, 498103963, 2490519815]

約数ペア:

[(1, 2490519815), (5, 498103963), (7, 355788545), (35, 71157709), (49, 50826935), (239, 10420585), (245, 10165387), (1195, 2084117), (1673, 1488655), (8365, 297731), (11711, 212665), (42533, 58555)]