1881645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 3276288

約数和(自身を除く): 1394643

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 157, 235, 255, 471, 705, 785, 799, 2355, 2397, 2669, 3995, 7379, 8007, 11985, 13345, 22137, 36895, 40035, 110685, 125443, 376329, 627215, 1881645]

約数ペア:

[(1, 1881645), (3, 627215), (5, 376329), (15, 125443), (17, 110685), (47, 40035), (51, 36895), (85, 22137), (141, 13345), (157, 11985), (235, 8007), (255, 7379), (471, 3995), (705, 2669), (785, 2397), (799, 2355)]