218971701

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{623851}}^1$

素因数の和:623873

約数の個数: 16

約数和(自身を含む): 349357120

約数和(自身を除く): 130385419

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 623851, 1871553, 5614659, 8110063, 16843977, 24330189, 72990567, 218971701]

約数ペア:

[(1, 218971701), (3, 72990567), (9, 24330189), (13, 16843977), (27, 8110063), (39, 5614659), (117, 1871553), (351, 623851)]