201513221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{116549}}^1$

素因数の和:116588

約数の個数: 16

約数和(自身を含む): 261072000

約数和(自身を除く): 59558779

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 116549, 815843, 1515137, 2214431, 10605959, 15501017, 28787603, 201513221]

約数ペア:

[(1, 201513221), (7, 28787603), (13, 15501017), (19, 10605959), (91, 2214431), (133, 1515137), (247, 815843), (1729, 116549)]