148991921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{28439}}^1$

素因数の和:28496

約数の個数: 12

約数和(自身を含む): 166544640

約数和(自身を除く): 17552719

約数列:

[1, 13, 31, 169, 403, 5239, 28439, 369707, 881609, 4806191, 11460917, 148991921]

約数ペア:

[(1, 148991921), (13, 11460917), (31, 4806191), (169, 881609), (403, 369707), (5239, 28439)]