645243313

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{265423}}^1$

素因数の和:265464

約数の個数: 16

約数和(自身を含む): 802642176

約数和(自身を除く): 157398863

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 265423, 2919653, 3450499, 4512191, 37955489, 49634101, 58658483, 645243313]

約数ペア:

[(1, 645243313), (11, 58658483), (13, 49634101), (17, 37955489), (143, 4512191), (187, 3450499), (221, 2919653), (2431, 265423)]