1281395666

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1\times {\mathrm{23321}}^1$

素因数の和:23737

約数の個数: 16

約数和(自身を含む): 1951211808

約数和(自身を除く): 669816142

約数列:

[1, 2, 83, 166, 331, 662, 23321, 27473, 46642, 54946, 1935643, 3871286, 7719251, 15438502, 640697833, 1281395666]

約数ペア:

[(1, 1281395666), (2, 640697833), (83, 15438502), (166, 7719251), (331, 3871286), (662, 1935643), (23321, 54946), (27473, 46642)]