245718146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 395941440

約数和(自身を除く): 150223294

約数列:

[1, 2, 19, 38, 73, 146, 283, 313, 566, 626, 1387, 2774, 5377, 5947, 10754, 11894, 20659, 22849, 41318, 45698, 88579, 177158, 392521, 434131, 785042, 868262, 1683001, 3366002, 6466267, 12932534, 122859073, 245718146]

約数ペア:

[(1, 245718146), (2, 122859073), (19, 12932534), (38, 6466267), (73, 3366002), (146, 1683001), (283, 868262), (313, 785042), (566, 434131), (626, 392521), (1387, 177158), (2774, 88579), (5377, 45698), (5947, 41318), (10754, 22849), (11894, 20659)]