28319403

素因数分解:

$3^1\times 7^2\times {\mathrm{383}}^1\times {\mathrm{503}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 44126208

約数和(自身を除く): 15806805

約数列:

[1, 3, 7, 21, 49, 147, 383, 503, 1149, 1509, 2681, 3521, 8043, 10563, 18767, 24647, 56301, 73941, 192649, 577947, 1348543, 4045629, 9439801, 28319403]

約数ペア:

[(1, 28319403), (3, 9439801), (7, 4045629), (21, 1348543), (49, 577947), (147, 192649), (383, 73941), (503, 56301), (1149, 24647), (1509, 18767), (2681, 10563), (3521, 8043)]