28507910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91961}}^1$

素因数の和:91999

約数の個数: 16

約数和(自身を含む): 52970112

約数和(自身を除く): 24462202

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 91961, 183922, 459805, 919610, 2850791, 5701582, 14253955, 28507910]

約数ペア:

[(1, 28507910), (2, 14253955), (5, 5701582), (10, 2850791), (31, 919610), (62, 459805), (155, 183922), (310, 91961)]