99491090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{320939}}^1$

素因数の和:320977

約数の個数: 16

約数和(自身を含む): 184861440

約数和(自身を除く): 85370350

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 320939, 641878, 1604695, 3209390, 9949109, 19898218, 49745545, 99491090]

約数ペア:

[(1, 99491090), (2, 49745545), (5, 19898218), (10, 9949109), (31, 3209390), (62, 1604695), (155, 641878), (310, 320939)]