398107969

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103217}}^1$

素因数の和:103272

約数の個数: 16

約数和(自身を含む): 495446400

約数和(自身を除く): 97338431

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 103217, 722519, 1961123, 2993293, 13727861, 20953051, 56872567, 398107969]

約数ペア:

[(1, 398107969), (7, 56872567), (19, 20953051), (29, 13727861), (133, 2993293), (203, 1961123), (551, 722519), (3857, 103217)]