128548971

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{401}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 197591040

約数和(自身を除く): 69042069

約数列:

[1, 3, 9, 27, 31, 93, 279, 383, 401, 837, 1149, 1203, 3447, 3609, 10341, 10827, 11873, 12431, 35619, 37293, 106857, 111879, 153583, 320571, 335637, 460749, 1382247, 4146741, 4761073, 14283219, 42849657, 128548971]

約数ペア:

[(1, 128548971), (3, 42849657), (9, 14283219), (27, 4761073), (31, 4146741), (93, 1382247), (279, 460749), (383, 335637), (401, 320571), (837, 153583), (1149, 111879), (1203, 106857), (3447, 37293), (3609, 35619), (10341, 12431), (10827, 11873)]