2450987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 3091200

約数和(自身を除く): 640213

約数列:

[1, 7, 11, 77, 139, 229, 973, 1529, 1603, 2519, 10703, 17633, 31831, 222817, 350141, 2450987]

約数ペア:

[(1, 2450987), (7, 350141), (11, 222817), (77, 31831), (139, 17633), (229, 10703), (973, 2519), (1529, 1603)]