145215987

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{18539}}^1$

素因数の和:18922

約数の個数: 16

約数和(自身を含む): 221886720

約数和(自身を除く): 76670733

約数列:

[1, 3, 7, 21, 373, 1119, 2611, 7833, 18539, 55617, 129773, 389319, 6915047, 20745141, 48405329, 145215987]

約数ペア:

[(1, 145215987), (3, 48405329), (7, 20745141), (21, 6915047), (373, 389319), (1119, 129773), (2611, 55617), (7833, 18539)]