263353419

素因数分解:

$3^2\times 7^1\times {\mathrm{1867}}^1\times {\mathrm{2239}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 435169280

約数和(自身を除く): 171815861

約数列:

[1, 3, 7, 9, 21, 63, 1867, 2239, 5601, 6717, 13069, 15673, 16803, 20151, 39207, 47019, 117621, 141057, 4180213, 12540639, 29261491, 37621917, 87784473, 263353419]

約数ペア:

[(1, 263353419), (3, 87784473), (7, 37621917), (9, 29261491), (21, 12540639), (63, 4180213), (1867, 141057), (2239, 117621), (5601, 47019), (6717, 39207), (13069, 20151), (15673, 16803)]