17916729

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4099}}^1$

素因数の和:4180

約数の個数: 16

約数和(自身を含む): 25190400

約数和(自身を除く): 7273671

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4099, 4371, 12297, 127069, 192653, 381207, 577959, 5972243, 17916729]

約数ペア:

[(1, 17916729), (3, 5972243), (31, 577959), (47, 381207), (93, 192653), (141, 127069), (1457, 12297), (4099, 4371)]