778852028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{73727}}^1$

素因数の和:73889

約数の個数: 24

約数和(自身を含む): 1445068800

約数和(自身を除く): 666216772

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 73727, 147454, 294908, 1400813, 2801626, 5603252, 10248053, 20496106, 40992212, 194713007, 389426014, 778852028]

約数ペア:

[(1, 778852028), (2, 389426014), (4, 194713007), (19, 40992212), (38, 20496106), (76, 10248053), (139, 5603252), (278, 2801626), (556, 1400813), (2641, 294908), (5282, 147454), (10564, 73727)]