27970670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4425

約数の個数: 48

約数和(自身を含む): 63086688

約数和(自身を除く): 35116018

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4391, 6370, 8782, 21955, 30737, 43910, 57083, 61474, 114166, 153685, 215159, 285415, 307370, 399581, 430318, 570830, 799162, 1075795, 1997905, 2151590, 2797067, 3995810, 5594134, 13985335, 27970670]

約数ペア:

[(1, 27970670), (2, 13985335), (5, 5594134), (7, 3995810), (10, 2797067), (13, 2151590), (14, 1997905), (26, 1075795), (35, 799162), (49, 570830), (65, 430318), (70, 399581), (91, 307370), (98, 285415), (130, 215159), (182, 153685), (245, 114166), (455, 61474), (490, 57083), (637, 43910), (910, 30737), (1274, 21955), (3185, 8782), (4391, 6370)]