719719165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1867}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 970523136

約数和(自身を除く): 250803971

約数列:

[1, 5, 11, 43, 55, 163, 215, 473, 815, 1793, 1867, 2365, 7009, 8965, 9335, 20537, 35045, 77099, 80281, 102685, 304321, 385495, 401405, 883091, 1521605, 3347531, 4415455, 13085803, 16737655, 65429015, 143943833, 719719165]

約数ペア:

[(1, 719719165), (5, 143943833), (11, 65429015), (43, 16737655), (55, 13085803), (163, 4415455), (215, 3347531), (473, 1521605), (815, 883091), (1793, 401405), (1867, 385495), (2365, 304321), (7009, 102685), (8965, 80281), (9335, 77099), (20537, 35045)]