220174905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{12161}}^1$

素因数の和:12257

約数の個数: 32

約数和(自身を含む): 378286848

約数和(自身を除く): 158111943

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 213, 255, 355, 1065, 1207, 3621, 6035, 12161, 18105, 36483, 60805, 182415, 206737, 620211, 863431, 1033685, 2590293, 3101055, 4317155, 12951465, 14678327, 44034981, 73391635, 220174905]

約数ペア:

[(1, 220174905), (3, 73391635), (5, 44034981), (15, 14678327), (17, 12951465), (51, 4317155), (71, 3101055), (85, 2590293), (213, 1033685), (255, 863431), (355, 620211), (1065, 206737), (1207, 182415), (3621, 60805), (6035, 36483), (12161, 18105)]