205730457

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1\times {\mathrm{1103}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 278384640

約数和(自身を除く): 72654183

約数列:

[1, 3, 79, 237, 787, 1103, 2361, 3309, 62173, 87137, 186519, 261411, 868061, 2604183, 68576819, 205730457]

約数ペア:

[(1, 205730457), (3, 68576819), (79, 2604183), (237, 868061), (787, 261411), (1103, 186519), (2361, 87137), (3309, 62173)]