1291225149

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1801}}^1\times {\mathrm{2153}}^1$

素因数の和:3997

約数の個数: 24

約数和(自身を含む): 1917464952

約数和(自身を除く): 626239803

約数列:

[1, 3, 9, 37, 111, 333, 1801, 2153, 5403, 6459, 16209, 19377, 66637, 79661, 199911, 238983, 599733, 716949, 3877553, 11632659, 34897977, 143469461, 430408383, 1291225149]

約数ペア:

[(1, 1291225149), (3, 430408383), (9, 143469461), (37, 34897977), (111, 11632659), (333, 3877553), (1801, 716949), (2153, 599733), (5403, 238983), (6459, 199911), (16209, 79661), (19377, 66637)]