397070919

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3079}}^1$

素因数の和:3204

約数の個数: 48

約数和(自身を含む): 691891200

約数和(自身を除く): 294820281

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 89, 161, 207, 267, 483, 623, 801, 1449, 1869, 2047, 3079, 5607, 6141, 9237, 14329, 18423, 21553, 27711, 42987, 64659, 70817, 128961, 193977, 212451, 274031, 495719, 637353, 822093, 1487157, 1918217, 2466279, 4461471, 5754651, 6302713, 17263953, 18908139, 44118991, 56724417, 132356973, 397070919]

約数ペア:

[(1, 397070919), (3, 132356973), (7, 56724417), (9, 44118991), (21, 18908139), (23, 17263953), (63, 6302713), (69, 5754651), (89, 4461471), (161, 2466279), (207, 1918217), (267, 1487157), (483, 822093), (623, 637353), (801, 495719), (1449, 274031), (1869, 212451), (2047, 193977), (3079, 128961), (5607, 70817), (6141, 64659), (9237, 42987), (14329, 27711), (18423, 21553)]