28380686

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{701}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 44074368

約数和(自身を除く): 15693682

約数列:

[1, 2, 31, 62, 653, 701, 1306, 1402, 20243, 21731, 40486, 43462, 457753, 915506, 14190343, 28380686]

約数ペア:

[(1, 28380686), (2, 14190343), (31, 915506), (62, 457753), (653, 43462), (701, 40486), (1306, 21731), (1402, 20243)]