4107591

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 6882480

約数和(自身を除く): 2774889

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 157, 171, 323, 459, 471, 513, 969, 1377, 1413, 1539, 2669, 2907, 2983, 4239, 8007, 8721, 8949, 12717, 24021, 26163, 26847, 50711, 72063, 80541, 152133, 216189, 241623, 456399, 1369197, 4107591]

約数ペア:

[(1, 4107591), (3, 1369197), (9, 456399), (17, 241623), (19, 216189), (27, 152133), (51, 80541), (57, 72063), (81, 50711), (153, 26847), (157, 26163), (171, 24021), (323, 12717), (459, 8949), (471, 8721), (513, 8007), (969, 4239), (1377, 2983), (1413, 2907), (1539, 2669)]