68958535

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{643}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 84157920

約数和(自身を除く): 15199385

約数列:

[1, 5, 89, 241, 445, 643, 1205, 3215, 21449, 57227, 107245, 154963, 286135, 774815, 13791707, 68958535]

約数ペア:

[(1, 68958535), (5, 13791707), (89, 774815), (241, 286135), (445, 154963), (643, 107245), (1205, 57227), (3215, 21449)]