213864975

素因数分解:

$3^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{3137}}^1$

素因数の和:3257

約数の個数: 48

約数和(自身を含む): 396894240

約数和(自身を除く): 183029265

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 101, 135, 225, 303, 505, 675, 909, 1515, 2525, 2727, 3137, 4545, 7575, 9411, 13635, 15685, 22725, 28233, 47055, 68175, 78425, 84699, 141165, 235275, 316837, 423495, 705825, 950511, 1584185, 2117475, 2851533, 4752555, 7920925, 8554599, 14257665, 23762775, 42772995, 71288325, 213864975]

約数ペア:

[(1, 213864975), (3, 71288325), (5, 42772995), (9, 23762775), (15, 14257665), (25, 8554599), (27, 7920925), (45, 4752555), (75, 2851533), (101, 2117475), (135, 1584185), (225, 950511), (303, 705825), (505, 423495), (675, 316837), (909, 235275), (1515, 141165), (2525, 84699), (2727, 78425), (3137, 68175), (4545, 47055), (7575, 28233), (9411, 22725), (13635, 15685)]