299421

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 486720

約数和(自身を除く): 187299

約数列:

[1, 3, 9, 17, 19, 51, 57, 103, 153, 171, 309, 323, 927, 969, 1751, 1957, 2907, 5253, 5871, 15759, 17613, 33269, 99807, 299421]

約数ペア:

[(1, 299421), (3, 99807), (9, 33269), (17, 17613), (19, 15759), (51, 5871), (57, 5253), (103, 2907), (153, 1957), (171, 1751), (309, 969), (323, 927)]