16249959

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 27630720

約数和(自身を除く): 11380761

約数列:

[1, 3, 9, 11, 19, 33, 53, 57, 99, 159, 163, 171, 209, 477, 489, 583, 627, 1007, 1467, 1749, 1793, 1881, 3021, 3097, 5247, 5379, 8639, 9063, 9291, 11077, 16137, 25917, 27873, 33231, 34067, 77751, 95029, 99693, 102201, 164141, 285087, 306603, 492423, 855261, 1477269, 1805551, 5416653, 16249959]

約数ペア:

[(1, 16249959), (3, 5416653), (9, 1805551), (11, 1477269), (19, 855261), (33, 492423), (53, 306603), (57, 285087), (99, 164141), (159, 102201), (163, 99693), (171, 95029), (209, 77751), (477, 34067), (489, 33231), (583, 27873), (627, 25917), (1007, 16137), (1467, 11077), (1749, 9291), (1793, 9063), (1881, 8639), (3021, 5379), (3097, 5247)]