18121065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 12827415

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 397, 537, 895, 1191, 1985, 2685, 3043, 5955, 6749, 9129, 15215, 20247, 33745, 45645, 71063, 101235, 213189, 355315, 1065945, 1208071, 3624213, 6040355, 18121065]

約数ペア:

[(1, 18121065), (3, 6040355), (5, 3624213), (15, 1208071), (17, 1065945), (51, 355315), (85, 213189), (179, 101235), (255, 71063), (397, 45645), (537, 33745), (895, 20247), (1191, 15215), (1985, 9129), (2685, 6749), (3043, 5955)]