28921282

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15667}}^1$

素因数の和:15753

約数の個数: 16

約数和(自身を含む): 47380032

約数和(自身を除く): 18458750

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 15667, 31334, 203671, 407342, 1112357, 2224714, 14460641, 28921282]

約数ペア:

[(1, 28921282), (2, 14460641), (13, 2224714), (26, 1112357), (71, 407342), (142, 203671), (923, 31334), (1846, 15667)]