4493151

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:293

約数の個数: 40

約数和(自身を含む): 7683984

約数和(自身を除く): 3190833

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 251, 351, 459, 663, 753, 1053, 1377, 1989, 2259, 3263, 4267, 5967, 6777, 9789, 12801, 17901, 20331, 29367, 38403, 55471, 88101, 115209, 166413, 264303, 345627, 499239, 1497717, 4493151]

約数ペア:

[(1, 4493151), (3, 1497717), (9, 499239), (13, 345627), (17, 264303), (27, 166413), (39, 115209), (51, 88101), (81, 55471), (117, 38403), (153, 29367), (221, 20331), (251, 17901), (351, 12801), (459, 9789), (663, 6777), (753, 5967), (1053, 4267), (1377, 3263), (1989, 2259)]