399512283

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 564910080

約数和(自身を除く): 165397797

約数列:

[1, 3, 31, 73, 83, 93, 219, 249, 709, 2127, 2263, 2573, 6059, 6789, 7719, 18177, 21979, 51757, 58847, 65937, 155271, 176541, 187829, 563487, 1604467, 1824257, 4295831, 4813401, 5472771, 12887493, 133170761, 399512283]

約数ペア:

[(1, 399512283), (3, 133170761), (31, 12887493), (73, 5472771), (83, 4813401), (93, 4295831), (219, 1824257), (249, 1604467), (709, 563487), (2127, 187829), (2263, 176541), (2573, 155271), (6059, 65937), (6789, 58847), (7719, 51757), (18177, 21979)]