28950065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{809}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 36916560

約数和(自身を除く): 7966495

約数列:

[1, 5, 17, 85, 421, 809, 2105, 4045, 7157, 13753, 35785, 68765, 340589, 1702945, 5790013, 28950065]

約数ペア:

[(1, 28950065), (5, 5790013), (17, 1702945), (85, 340589), (421, 68765), (809, 35785), (2105, 13753), (4045, 7157)]