222320231

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 272498688

約数和(自身を除く): 50178457

約数列:

[1, 7, 23, 83, 127, 131, 161, 581, 889, 917, 1909, 2921, 3013, 10541, 10873, 13363, 16637, 20447, 21091, 73787, 76111, 116459, 242443, 250079, 382651, 1380871, 1697101, 1750553, 2678557, 9666097, 31760033, 222320231]

約数ペア:

[(1, 222320231), (7, 31760033), (23, 9666097), (83, 2678557), (127, 1750553), (131, 1697101), (161, 1380871), (581, 382651), (889, 250079), (917, 242443), (1909, 116459), (2921, 76111), (3013, 73787), (10541, 21091), (10873, 20447), (13363, 16637)]