201997587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 319807872

約数和(自身を除く): 117810285

約数列:

[1, 3, 11, 17, 33, 47, 51, 141, 163, 187, 489, 517, 561, 799, 1551, 1793, 2209, 2397, 2771, 5379, 6627, 7661, 8313, 8789, 22983, 24299, 26367, 30481, 37553, 72897, 84271, 91443, 112659, 130237, 252813, 360067, 390711, 413083, 1080201, 1239249, 1432607, 3960737, 4297821, 6121139, 11882211, 18363417, 67332529, 201997587]

約数ペア:

[(1, 201997587), (3, 67332529), (11, 18363417), (17, 11882211), (33, 6121139), (47, 4297821), (51, 3960737), (141, 1432607), (163, 1239249), (187, 1080201), (489, 413083), (517, 390711), (561, 360067), (799, 252813), (1551, 130237), (1793, 112659), (2209, 91443), (2397, 84271), (2771, 72897), (5379, 37553), (6627, 30481), (7661, 26367), (8313, 24299), (8789, 22983)]