291212499

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{607}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 430755840

約数和(自身を除く): 139543341

約数列:

[1, 3, 17, 23, 51, 69, 391, 409, 607, 1173, 1227, 1821, 6953, 9407, 10319, 13961, 20859, 28221, 30957, 41883, 159919, 237337, 248263, 479757, 712011, 744789, 4220471, 5710049, 12661413, 17130147, 97070833, 291212499]

約数ペア:

[(1, 291212499), (3, 97070833), (17, 17130147), (23, 12661413), (51, 5710049), (69, 4220471), (391, 744789), (409, 712011), (607, 479757), (1173, 248263), (1227, 237337), (1821, 159919), (6953, 41883), (9407, 30957), (10319, 28221), (13961, 20859)]