210398419

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{143813}}^1$

素因数の和:143850

約数の個数: 16

約数和(自身を含む): 276122880

約数和(自身を除く): 65724461

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 143813, 1006691, 1581943, 2732447, 11073601, 19127129, 30056917, 210398419]

約数ペア:

[(1, 210398419), (7, 30056917), (11, 19127129), (19, 11073601), (77, 2732447), (133, 1581943), (209, 1006691), (1463, 143813)]