28807112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211817}}^1$

素因数の和:211840

約数の個数: 16

約数和(自身を含む): 57190860

約数和(自身を除く): 28383748

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211817, 423634, 847268, 1694536, 3600889, 7201778, 14403556, 28807112]

約数ペア:

[(1, 28807112), (2, 14403556), (4, 7201778), (8, 3600889), (17, 1694536), (34, 847268), (68, 423634), (136, 211817)]