257764836393

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{659}}^1\times {\mathrm{430303}}^1$

素因数の和:431069

約数の個数: 24

約数和(自身を含む): 376584848640

約数和(自身を除く): 118820012247

約数列:

[1, 3, 9, 101, 303, 659, 909, 1977, 5931, 66559, 199677, 430303, 599031, 1290909, 3872727, 43460603, 130381809, 283569677, 391145427, 850709031, 2552127093, 28640537377, 85921612131, 257764836393]

約数ペア:

[(1, 257764836393), (3, 85921612131), (9, 28640537377), (101, 2552127093), (303, 850709031), (659, 391145427), (909, 283569677), (1977, 130381809), (5931, 43460603), (66559, 3872727), (199677, 1290909), (430303, 599031)]