71902605

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281971}}^1$

素因数の和:281996

約数の個数: 16

約数和(自身を含む): 121811904

約数和(自身を除く): 49909299

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281971, 845913, 1409855, 4229565, 4793507, 14380521, 23967535, 71902605]

約数ペア:

[(1, 71902605), (3, 23967535), (5, 14380521), (15, 4793507), (17, 4229565), (51, 1409855), (85, 845913), (255, 281971)]