1903668245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{161123}}^1$

素因数の和:161284

約数の個数: 16

約数和(自身を含む): 2436194880

約数和(自身を除く): 532526635

約数列:

[1, 5, 17, 85, 139, 695, 2363, 11815, 161123, 805615, 2739091, 13695455, 22396097, 111980485, 380733649, 1903668245]

約数ペア:

[(1, 1903668245), (5, 380733649), (17, 111980485), (85, 22396097), (139, 13695455), (695, 2739091), (2363, 805615), (11815, 161123)]