123465769

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{1453}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 144236800

約数和(自身を除く): 20771031

約数列:

[1, 7, 61, 199, 427, 1393, 1453, 10171, 12139, 84973, 88633, 289147, 620431, 2024029, 17637967, 123465769]

約数ペア:

[(1, 123465769), (7, 17637967), (61, 2024029), (199, 620431), (427, 289147), (1393, 88633), (1453, 84973), (10171, 12139)]