2019998565

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{203117}}^1$

素因数の和:203158

約数の個数: 48

約数和(自身を含む): 3992487408

約数和(自身を除く): 1972488843

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 203117, 609351, 1015585, 1828053, 2640521, 3046755, 3452989, 7921563, 9140265, 10358967, 13202605, 17264945, 23764689, 31076901, 39607815, 44888857, 51794835, 118823445, 134666571, 155384505, 224444285, 403999713, 673332855, 2019998565]

約数ペア:

[(1, 2019998565), (3, 673332855), (5, 403999713), (9, 224444285), (13, 155384505), (15, 134666571), (17, 118823445), (39, 51794835), (45, 44888857), (51, 39607815), (65, 31076901), (85, 23764689), (117, 17264945), (153, 13202605), (195, 10358967), (221, 9140265), (255, 7921563), (585, 3452989), (663, 3046755), (765, 2640521), (1105, 1828053), (1989, 1015585), (3315, 609351), (9945, 203117)]