13221190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42649}}^1$

素因数の和:42687

約数の個数: 16

約数和(自身を含む): 24566400

約数和(自身を除く): 11345210

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 42649, 85298, 213245, 426490, 1322119, 2644238, 6610595, 13221190]

約数ペア:

[(1, 13221190), (2, 6610595), (5, 2644238), (10, 1322119), (31, 426490), (62, 213245), (155, 85298), (310, 42649)]