221569773

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 323481600

約数和(自身を除く): 101911827

約数列:

[1, 3, 19, 29, 57, 87, 311, 431, 551, 933, 1293, 1653, 5909, 8189, 9019, 12499, 17727, 24567, 27057, 37497, 134041, 171361, 237481, 402123, 514083, 712443, 2546779, 3887189, 7640337, 11661567, 73856591, 221569773]

約数ペア:

[(1, 221569773), (3, 73856591), (19, 11661567), (29, 7640337), (57, 3887189), (87, 2546779), (311, 712443), (431, 514083), (551, 402123), (933, 237481), (1293, 171361), (1653, 134041), (5909, 37497), (8189, 27057), (9019, 24567), (12499, 17727)]