28709134

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1117}}^1$

素因数の和:1371

約数の個数: 16

約数和(自身を含む): 43950816

約数和(自身を除く): 15241682

約数列:

[1, 2, 71, 142, 181, 362, 1117, 2234, 12851, 25702, 79307, 158614, 202177, 404354, 14354567, 28709134]

約数ペア:

[(1, 28709134), (2, 14354567), (71, 404354), (142, 202177), (181, 158614), (362, 79307), (1117, 25702), (2234, 12851)]