28894095

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27917}}^1$

素因数の和:27951

約数の個数: 24

約数和(自身を含む): 52262496

約数和(自身を除く): 23368401

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27917, 83751, 139585, 251253, 418755, 642091, 1256265, 1926273, 3210455, 5778819, 9631365, 28894095]

約数ペア:

[(1, 28894095), (3, 9631365), (5, 5778819), (9, 3210455), (15, 1926273), (23, 1256265), (45, 642091), (69, 418755), (115, 251253), (207, 139585), (345, 83751), (1035, 27917)]