220920189

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{58771}}^1$

素因数の和:58960

約数の個数: 16

約数和(自身を含む): 338526720

約数和(自身を除く): 117606531

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 58771, 176313, 411397, 1234191, 10520009, 31560027, 73640063, 220920189]

約数ペア:

[(1, 220920189), (3, 73640063), (7, 31560027), (21, 10520009), (179, 1234191), (537, 411397), (1253, 176313), (3759, 58771)]