202139721

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{60539}}^1$

素因数の和:60605

約数の個数: 24

約数和(自身を含む): 339992640

約数和(自身を除く): 137852919

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 60539, 181617, 423773, 544851, 1271319, 3208567, 3813957, 9625701, 22459969, 28877103, 67379907, 202139721]

約数ペア:

[(1, 202139721), (3, 67379907), (7, 28877103), (9, 22459969), (21, 9625701), (53, 3813957), (63, 3208567), (159, 1271319), (371, 544851), (477, 423773), (1113, 181617), (3339, 60539)]