1687727013

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1131943}}^1$

素因数の和:1132024

約数の個数: 16

約数和(自身を含む): 2607998976

約数和(自身を除く): 920271963

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 1131943, 3395829, 7923601, 23770803, 80367953, 241103859, 562575671, 1687727013]

約数ペア:

[(1, 1687727013), (3, 562575671), (7, 241103859), (21, 80367953), (71, 23770803), (213, 7923601), (497, 3395829), (1491, 1131943)]