201917943

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{1607}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 305031168

約数和(自身を除く): 103113225

約数列:

[1, 3, 9, 23, 69, 207, 607, 1607, 1821, 4821, 5463, 13961, 14463, 36961, 41883, 110883, 125649, 332649, 975449, 2926347, 8779041, 22435327, 67305981, 201917943]

約数ペア:

[(1, 201917943), (3, 67305981), (9, 22435327), (23, 8779041), (69, 2926347), (207, 975449), (607, 332649), (1607, 125649), (1821, 110883), (4821, 41883), (5463, 36961), (13961, 14463)]