1520790957

素因数分解:

$3^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5623}}^1$

素因数の和:5701

約数の個数: 56

約数和(自身を含む): 2655517824

約数和(自身を除く): 1134726867

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 243, 371, 477, 567, 729, 1113, 1431, 1701, 3339, 4293, 5103, 5623, 10017, 12879, 16869, 30051, 38637, 39361, 50607, 90153, 118083, 151821, 270459, 298019, 354249, 455463, 894057, 1062747, 1366389, 2086133, 2682171, 3188241, 4099167, 6258399, 8046513, 9564723, 18775197, 24139539, 28694169, 56325591, 72418617, 168976773, 217255851, 506930319, 1520790957]

約数ペア:

[(1, 1520790957), (3, 506930319), (7, 217255851), (9, 168976773), (21, 72418617), (27, 56325591), (53, 28694169), (63, 24139539), (81, 18775197), (159, 9564723), (189, 8046513), (243, 6258399), (371, 4099167), (477, 3188241), (567, 2682171), (729, 2086133), (1113, 1366389), (1431, 1062747), (1701, 894057), (3339, 455463), (4293, 354249), (5103, 298019), (5623, 270459), (10017, 151821), (12879, 118083), (16869, 90153), (30051, 50607), (38637, 39361)]