2549642

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 4086720

約数和(自身を除く): 1537078

約数列:

[1, 2, 23, 43, 46, 86, 989, 1289, 1978, 2578, 29647, 55427, 59294, 110854, 1274821, 2549642]

約数ペア:

[(1, 2549642), (2, 1274821), (23, 110854), (43, 59294), (46, 55427), (86, 29647), (989, 2578), (1289, 1978)]