203172015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{19433}}^1$

素因数の和:19499

約数の個数: 32

約数和(自身を含む): 352610496

約数和(自身を除く): 149438481

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 10455, 19433, 58299, 97165, 291495, 330361, 796753, 991083, 1651805, 2390259, 3983765, 4955415, 11951295, 13544801, 40634403, 67724005, 203172015]

約数ペア:

[(1, 203172015), (3, 67724005), (5, 40634403), (15, 13544801), (17, 11951295), (41, 4955415), (51, 3983765), (85, 2390259), (123, 1651805), (205, 991083), (255, 796753), (615, 330361), (697, 291495), (2091, 97165), (3485, 58299), (10455, 19433)]