204958971

素因数分解:

$3^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6653}}^1$

素因数の和:6832

約数の個数: 32

約数和(自身を含む): 349201920

約数和(自身を除く): 144242949

約数列:

[1, 3, 7, 9, 21, 27, 63, 163, 189, 489, 1141, 1467, 3423, 4401, 6653, 10269, 19959, 30807, 46571, 59877, 139713, 179631, 419139, 1084439, 1257417, 3253317, 7591073, 9759951, 22773219, 29279853, 68319657, 204958971]

約数ペア:

[(1, 204958971), (3, 68319657), (7, 29279853), (9, 22773219), (21, 9759951), (27, 7591073), (63, 3253317), (163, 1257417), (189, 1084439), (489, 419139), (1141, 179631), (1467, 139713), (3423, 59877), (4401, 46571), (6653, 30807), (10269, 19959)]