15661565985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1515391}}^1$

素因数の和:1515465

約数の個数: 32

約数和(自身を含む): 27495272448

約数和(自身を除く): 11833706463

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 2067, 3445, 10335, 1515391, 4546173, 7576955, 19700083, 22730865, 59100249, 80315723, 98500415, 240947169, 295501245, 401578615, 1044104399, 1204735845, 3132313197, 5220521995, 15661565985]

約数ペア:

[(1, 15661565985), (3, 5220521995), (5, 3132313197), (13, 1204735845), (15, 1044104399), (39, 401578615), (53, 295501245), (65, 240947169), (159, 98500415), (195, 80315723), (265, 59100249), (689, 22730865), (795, 19700083), (2067, 7576955), (3445, 4546173), (10335, 1515391)]