1490645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 32

約数和(自身を含む): 2177280

約数和(自身を除く): 686635

約数列:

[1, 5, 13, 17, 19, 65, 71, 85, 95, 221, 247, 323, 355, 923, 1105, 1207, 1235, 1349, 1615, 4199, 4615, 6035, 6745, 15691, 17537, 20995, 22933, 78455, 87685, 114665, 298129, 1490645]

約数ペア:

[(1, 1490645), (5, 298129), (13, 114665), (17, 87685), (19, 78455), (65, 22933), (71, 20995), (85, 17537), (95, 15691), (221, 6745), (247, 6035), (323, 4615), (355, 4199), (923, 1615), (1105, 1349), (1207, 1235)]