1979725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 2803392

約数和(自身を除く): 823667

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 313, 575, 1265, 1565, 3443, 6325, 7199, 7825, 17215, 35995, 79189, 86075, 179975, 395945, 1979725]

約数ペア:

[(1, 1979725), (5, 395945), (11, 179975), (23, 86075), (25, 79189), (55, 35995), (115, 17215), (253, 7825), (275, 7199), (313, 6325), (575, 3443), (1265, 1565)]