87781642

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{15277}}^1$

素因数の和:15322

約数の個数: 24

約数和(自身を含む): 150977196

約数和(自身を除く): 63195554

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 15277, 30554, 198601, 259709, 397202, 519418, 2581813, 3376217, 5163626, 6752434, 43890821, 87781642]

約数ペア:

[(1, 87781642), (2, 43890821), (13, 6752434), (17, 5163626), (26, 3376217), (34, 2581813), (169, 519418), (221, 397202), (338, 259709), (442, 198601), (2873, 30554), (5746, 15277)]