64646655

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 107559360

約数和(自身を除く): 42912705

約数列:

[1, 3, 5, 15, 29, 87, 145, 353, 421, 435, 1059, 1263, 1765, 2105, 5295, 6315, 10237, 12209, 30711, 36627, 51185, 61045, 148613, 153555, 183135, 445839, 743065, 2229195, 4309777, 12929331, 21548885, 64646655]

約数ペア:

[(1, 64646655), (3, 21548885), (5, 12929331), (15, 4309777), (29, 2229195), (87, 743065), (145, 445839), (353, 183135), (421, 153555), (435, 148613), (1059, 61045), (1263, 51185), (1765, 36627), (2105, 30711), (5295, 12209), (6315, 10237)]