81818481365

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{2251}}^1\times {\mathrm{427619}}^1$

素因数の和:429892

約数の個数: 16

約数和(自身を含む): 104004025920

約数和(自身を除く): 22185544555

約数列:

[1, 5, 17, 85, 2251, 11255, 38267, 191335, 427619, 2138095, 7269523, 36347615, 962570369, 4812851845, 16363696273, 81818481365]

約数ペア:

[(1, 81818481365), (5, 16363696273), (17, 4812851845), (85, 962570369), (2251, 36347615), (11255, 7269523), (38267, 2138095), (191335, 427619)]