636376329

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{18701}}^1$

素因数の和:18925

約数の個数: 24

約数和(自身を含む): 972504000

約数和(自身を除く): 336127671

約数列:

[1, 3, 9, 19, 57, 171, 199, 597, 1791, 3781, 11343, 18701, 34029, 56103, 168309, 355319, 1065957, 3197871, 3721499, 11164497, 33493491, 70708481, 212125443, 636376329]

約数ペア:

[(1, 636376329), (3, 212125443), (9, 70708481), (19, 33493491), (57, 11164497), (171, 3721499), (199, 3197871), (597, 1065957), (1791, 355319), (3781, 168309), (11343, 56103), (18701, 34029)]