320804538

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1\times {\mathrm{991}}^1$

素因数の和:1490

約数の個数: 32

約数和(自身を含む): 648148992

約数和(自身を除く): 327344454

約数列:

[1, 2, 3, 6, 163, 326, 331, 489, 662, 978, 991, 993, 1982, 1986, 2973, 5946, 53953, 107906, 161533, 161859, 323066, 323718, 328021, 484599, 656042, 969198, 984063, 1968126, 53467423, 106934846, 160402269, 320804538]

約数ペア:

[(1, 320804538), (2, 160402269), (3, 106934846), (6, 53467423), (163, 1968126), (326, 984063), (331, 969198), (489, 656042), (662, 484599), (978, 328021), (991, 323718), (993, 323066), (1982, 161859), (1986, 161533), (2973, 107906), (5946, 53953)]