420481516

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1155169}}^1$

素因数の和:1155193

約数の個数: 24

約数和(自身を含む): 905653280

約数和(自身を除く): 485171764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1155169, 2310338, 4620676, 8086183, 15017197, 16172366, 30034394, 32344732, 60068788, 105120379, 210240758, 420481516]

約数ペア:

[(1, 420481516), (2, 210240758), (4, 105120379), (7, 60068788), (13, 32344732), (14, 30034394), (26, 16172366), (28, 15017197), (52, 8086183), (91, 4620676), (182, 2310338), (364, 1155169)]