1280502

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 2972160

約数和(自身を除く): 1691658

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1031, 1242, 2062, 3093, 6186, 9279, 18558, 23713, 27837, 47426, 55674, 71139, 142278, 213417, 426834, 640251, 1280502]

約数ペア:

[(1, 1280502), (2, 640251), (3, 426834), (6, 213417), (9, 142278), (18, 71139), (23, 55674), (27, 47426), (46, 27837), (54, 23713), (69, 18558), (138, 9279), (207, 6186), (414, 3093), (621, 2062), (1031, 1242)]