28039358

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:524

約数の個数: 24

約数和(自身を含む): 45129000

約数和(自身を除く): 17089642

約数列:

[1, 2, 17, 34, 139, 278, 289, 349, 578, 698, 2363, 4726, 5933, 11866, 40171, 48511, 80342, 97022, 100861, 201722, 824687, 1649374, 14019679, 28039358]

約数ペア:

[(1, 28039358), (2, 14019679), (17, 1649374), (34, 824687), (139, 201722), (278, 100861), (289, 97022), (349, 80342), (578, 48511), (698, 40171), (2363, 11866), (4726, 5933)]