1120203707

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 1413116928

約数和(自身を除く): 292913221

約数列:

[1, 7, 23, 43, 53, 71, 161, 301, 371, 497, 989, 1219, 1633, 1849, 2279, 3053, 3763, 6923, 8533, 11431, 12943, 15953, 21371, 26341, 42527, 52417, 70219, 86549, 97997, 131279, 161809, 297689, 366919, 491533, 605843, 685979, 918953, 1132663, 2253931, 3019417, 3721607, 6957787, 15777517, 21135919, 26051249, 48704509, 160029101, 1120203707]

約数ペア:

[(1, 1120203707), (7, 160029101), (23, 48704509), (43, 26051249), (53, 21135919), (71, 15777517), (161, 6957787), (301, 3721607), (371, 3019417), (497, 2253931), (989, 1132663), (1219, 918953), (1633, 685979), (1849, 605843), (2279, 491533), (3053, 366919), (3763, 297689), (6923, 161809), (8533, 131279), (11431, 97997), (12943, 86549), (15953, 70219), (21371, 52417), (26341, 42527)]