28690135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 9723305

約数列:

[1, 5, 17, 29, 85, 103, 113, 145, 493, 515, 565, 1751, 1921, 2465, 2987, 3277, 8755, 9605, 11639, 14935, 16385, 50779, 55709, 58195, 197863, 253895, 278545, 337531, 989315, 1687655, 5738027, 28690135]

約数ペア:

[(1, 28690135), (5, 5738027), (17, 1687655), (29, 989315), (85, 337531), (103, 278545), (113, 253895), (145, 197863), (493, 58195), (515, 55709), (565, 50779), (1751, 16385), (1921, 14935), (2465, 11639), (2987, 9605), (3277, 8755)]