211301955

素因数分解:

$3^2\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{2767}}^1$

素因数の和:4475

約数の個数: 24

約数和(自身を含む): 366604992

約数和(自身を除く): 155303037

約数列:

[1, 3, 5, 9, 15, 45, 1697, 2767, 5091, 8301, 8485, 13835, 15273, 24903, 25455, 41505, 76365, 124515, 4695599, 14086797, 23477995, 42260391, 70433985, 211301955]

約数ペア:

[(1, 211301955), (3, 70433985), (5, 42260391), (9, 23477995), (15, 14086797), (45, 4695599), (1697, 124515), (2767, 76365), (5091, 41505), (8301, 25455), (8485, 24903), (13835, 15273)]