1388890191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{12109}}^1$

素因数の和:12315

約数の個数: 32

約数和(自身を含む): 2123997120

約数和(自身を除く): 735106929

約数列:

[1, 3, 13, 17, 39, 51, 173, 221, 519, 663, 2249, 2941, 6747, 8823, 12109, 36327, 38233, 114699, 157417, 205853, 472251, 617559, 2094857, 2676089, 6284571, 8028267, 27233141, 35612569, 81699423, 106837707, 462963397, 1388890191]

約数ペア:

[(1, 1388890191), (3, 462963397), (13, 106837707), (17, 81699423), (39, 35612569), (51, 27233141), (173, 8028267), (221, 6284571), (519, 2676089), (663, 2094857), (2249, 617559), (2941, 472251), (6747, 205853), (8823, 157417), (12109, 114699), (36327, 38233)]