64905435

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{68683}}^1$

素因数の和:68704

約数の個数: 32

約数和(自身を含む): 131873280

約数和(自身を除く): 66967845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 68683, 206049, 343415, 480781, 618147, 1030245, 1442343, 1854441, 2403905, 3090735, 4327029, 7211715, 9272205, 12981087, 21635145, 64905435]

約数ペア:

[(1, 64905435), (3, 21635145), (5, 12981087), (7, 9272205), (9, 7211715), (15, 4327029), (21, 3090735), (27, 2403905), (35, 1854441), (45, 1442343), (63, 1030245), (105, 618147), (135, 480781), (189, 343415), (315, 206049), (945, 68683)]