1320849

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 2063880

約数和(自身を除く): 743031

約数列:

[1, 3, 9, 17, 51, 89, 97, 153, 267, 291, 801, 873, 1513, 1649, 4539, 4947, 8633, 13617, 14841, 25899, 77697, 146761, 440283, 1320849]

約数ペア:

[(1, 1320849), (3, 440283), (9, 146761), (17, 77697), (51, 25899), (89, 14841), (97, 13617), (153, 8633), (267, 4947), (291, 4539), (801, 1649), (873, 1513)]