397314978039

素因数分解:

$3^3\times 7^1\times {\mathrm{12979}}^1\times {\mathrm{161969}}^1$

素因数の和:174964

約数の個数: 32

約数和(自身を含む): 672758592000

約数和(自身を除く): 275443613961

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 12979, 38937, 90853, 116811, 161969, 272559, 350433, 485907, 817677, 1133783, 1457721, 2453031, 3401349, 4373163, 10204047, 30612141, 2102195651, 6306586953, 14715369557, 18919760859, 44146108671, 56759282577, 132438326013, 397314978039]

約数ペア:

[(1, 397314978039), (3, 132438326013), (7, 56759282577), (9, 44146108671), (21, 18919760859), (27, 14715369557), (63, 6306586953), (189, 2102195651), (12979, 30612141), (38937, 10204047), (90853, 4373163), (116811, 3401349), (161969, 2453031), (272559, 1457721), (350433, 1133783), (485907, 817677)]