30790886

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{12713}}^1$

素因数の和:12895

約数の個数: 16

約数和(自身を含む): 53093664

約数和(自身を除く): 22302778

約数列:

[1, 2, 7, 14, 173, 346, 1211, 2422, 12713, 25426, 88991, 177982, 2199349, 4398698, 15395443, 30790886]

約数ペア:

[(1, 30790886), (2, 15395443), (7, 4398698), (14, 2199349), (173, 177982), (346, 88991), (1211, 25426), (2422, 12713)]