211976127

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{15629}}^1$

素因数の和:15783

約数の個数: 24

約数和(自身を含む): 336482640

約数和(自身を除く): 124506513

約数列:

[1, 3, 9, 11, 33, 99, 137, 411, 1233, 1507, 4521, 13563, 15629, 46887, 140661, 171919, 515757, 1547271, 2141173, 6423519, 19270557, 23552903, 70658709, 211976127]

約数ペア:

[(1, 211976127), (3, 70658709), (9, 23552903), (11, 19270557), (33, 6423519), (99, 2141173), (137, 1547271), (411, 515757), (1233, 171919), (1507, 140661), (4521, 46887), (13563, 15629)]