28868242

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:634

約数の個数: 24

約数和(自身を含む): 47222784

約数和(自身を除く): 18354542

約数列:

[1, 2, 13, 26, 169, 223, 338, 383, 446, 766, 2899, 4979, 5798, 9958, 37687, 64727, 75374, 85409, 129454, 170818, 1110317, 2220634, 14434121, 28868242]

約数ペア:

[(1, 28868242), (2, 14434121), (13, 2220634), (26, 1110317), (169, 170818), (223, 129454), (338, 85409), (383, 75374), (446, 64727), (766, 37687), (2899, 9958), (4979, 5798)]