28050765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2683}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 48698496

約数和(自身を除く): 20647731

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 2683, 3485, 8049, 10455, 13415, 40245, 45611, 110003, 136833, 228055, 330009, 550015, 684165, 1650045, 1870051, 5610153, 9350255, 28050765]

約数ペア:

[(1, 28050765), (3, 9350255), (5, 5610153), (15, 1870051), (17, 1650045), (41, 684165), (51, 550015), (85, 330009), (123, 228055), (205, 136833), (255, 110003), (615, 45611), (697, 40245), (2091, 13415), (2683, 10455), (3485, 8049)]