1280453396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{991063}}^1$

素因数の和:991103

約数の個数: 24

約数和(自身を含む): 2497481280

約数和(自身を除く): 1217027884

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 991063, 1982126, 3964252, 16848071, 18830197, 33696142, 37660394, 67392284, 75320788, 320113349, 640226698, 1280453396]

約数ペア:

[(1, 1280453396), (2, 640226698), (4, 320113349), (17, 75320788), (19, 67392284), (34, 37660394), (38, 33696142), (68, 18830197), (76, 16848071), (323, 3964252), (646, 1982126), (1292, 991063)]