7857428

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 14172480

約数和(自身を除く): 6315052

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 379, 758, 1516, 5183, 10366, 20732, 26909, 27667, 53818, 55334, 107636, 110668, 1964357, 3928714, 7857428]

約数ペア:

[(1, 7857428), (2, 3928714), (4, 1964357), (71, 110668), (73, 107636), (142, 55334), (146, 53818), (284, 27667), (292, 26909), (379, 20732), (758, 10366), (1516, 5183)]