2878798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:699

約数の個数: 16

約数和(自身を含む): 4679136

約数和(自身を除く): 1800338

約数列:

[1, 2, 13, 26, 263, 421, 526, 842, 3419, 5473, 6838, 10946, 110723, 221446, 1439399, 2878798]

約数ペア:

[(1, 2878798), (2, 1439399), (13, 221446), (26, 110723), (263, 10946), (421, 6838), (526, 5473), (842, 3419)]