2190031487

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1\times {\mathrm{271}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 2620391424

約数和(自身を除く): 430359937

約数列:

[1, 7, 31, 167, 217, 223, 271, 1169, 1561, 1897, 5177, 6913, 8401, 36239, 37241, 45257, 48391, 58807, 60433, 260687, 316799, 423031, 1154471, 1402967, 1873423, 8081297, 9820769, 10092311, 13113961, 70646177, 312861641, 2190031487]

約数ペア:

[(1, 2190031487), (7, 312861641), (31, 70646177), (167, 13113961), (217, 10092311), (223, 9820769), (271, 8081297), (1169, 1873423), (1561, 1402967), (1897, 1154471), (5177, 423031), (6913, 316799), (8401, 260687), (36239, 60433), (37241, 58807), (45257, 48391)]