1225708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 2373840

約数和(自身を除く): 1148132

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 313, 356, 626, 979, 1252, 1958, 3443, 3916, 6886, 13772, 27857, 55714, 111428, 306427, 612854, 1225708]

約数ペア:

[(1, 1225708), (2, 612854), (4, 306427), (11, 111428), (22, 55714), (44, 27857), (89, 13772), (178, 6886), (313, 3916), (356, 3443), (626, 1958), (979, 1252)]