38671587

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 60722640

約数和(自身を除く): 22051053

約数列:

[1, 3, 9, 27, 29, 81, 87, 101, 163, 261, 303, 489, 783, 909, 1467, 2349, 2727, 2929, 4401, 4727, 8181, 8787, 13203, 14181, 16463, 26361, 42543, 49389, 79083, 127629, 148167, 237249, 382887, 444501, 477427, 1333503, 1432281, 4296843, 12890529, 38671587]

約数ペア:

[(1, 38671587), (3, 12890529), (9, 4296843), (27, 1432281), (29, 1333503), (81, 477427), (87, 444501), (101, 382887), (163, 237249), (261, 148167), (303, 127629), (489, 79083), (783, 49389), (909, 42543), (1467, 26361), (2349, 16463), (2727, 14181), (2929, 13203), (4401, 8787), (4727, 8181)]