22110781

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 29122560

約数和(自身を除く): 7011779

約数列:

[1, 7, 11, 31, 59, 77, 157, 217, 341, 413, 649, 1099, 1727, 1829, 2387, 4543, 4867, 9263, 12089, 12803, 20119, 34069, 53537, 64841, 101893, 140833, 287153, 374759, 713251, 2010071, 3158683, 22110781]

約数ペア:

[(1, 22110781), (7, 3158683), (11, 2010071), (31, 713251), (59, 374759), (77, 287153), (157, 140833), (217, 101893), (341, 64841), (413, 53537), (649, 34069), (1099, 20119), (1727, 12803), (1829, 12089), (2387, 9263), (4543, 4867)]