1971520265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2757371}}^1$

素因数の和:2757400

約数の個数: 16

約数和(自身を含む): 2779430976

約数和(自身を除く): 807910711

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2757371, 13786855, 30331081, 35845823, 151655405, 179229115, 394304053, 1971520265]

約数ペア:

[(1, 1971520265), (5, 394304053), (11, 179229115), (13, 151655405), (55, 35845823), (65, 30331081), (143, 13786855), (715, 2757371)]