217895704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2095151}}^1$

素因数の和:2095170

約数の個数: 16

約数和(自身を含む): 439981920

約数和(自身を除く): 222086216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2095151, 4190302, 8380604, 16761208, 27236963, 54473926, 108947852, 217895704]

約数ペア:

[(1, 217895704), (2, 108947852), (4, 54473926), (8, 27236963), (13, 16761208), (26, 8380604), (52, 4190302), (104, 2095151)]