20170245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 34618752

約数和(自身を除く): 14448507

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 953, 1245, 1411, 2859, 4233, 4765, 7055, 14295, 16201, 21165, 48603, 79099, 81005, 237297, 243015, 395495, 1186485, 1344683, 4034049, 6723415, 20170245]

約数ペア:

[(1, 20170245), (3, 6723415), (5, 4034049), (15, 1344683), (17, 1186485), (51, 395495), (83, 243015), (85, 237297), (249, 81005), (255, 79099), (415, 48603), (953, 21165), (1245, 16201), (1411, 14295), (2859, 7055), (4233, 4765)]