490654505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{2281}}^1\times {\mathrm{3911}}^1$

素因数の和:6208

約数の個数: 16

約数和(自身を含む): 642757248

約数和(自身を除く): 152102743

約数列:

[1, 5, 11, 55, 2281, 3911, 11405, 19555, 25091, 43021, 125455, 215105, 8920991, 44604955, 98130901, 490654505]

約数ペア:

[(1, 490654505), (5, 98130901), (11, 44604955), (55, 8920991), (2281, 215105), (3911, 125455), (11405, 43021), (19555, 25091)]