394298089

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 426004480

約数和(自身を除く): 31706391

約数列:

[1, 19, 43, 487, 817, 991, 9253, 18829, 20941, 42613, 397879, 482617, 809647, 9169723, 20752531, 394298089]

約数ペア:

[(1, 394298089), (19, 20752531), (43, 9169723), (487, 809647), (817, 482617), (991, 397879), (9253, 42613), (18829, 20941)]