25705053

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 19084707

約数列:

[1, 3, 9, 11, 23, 27, 33, 53, 69, 71, 99, 159, 207, 213, 253, 297, 477, 583, 621, 639, 759, 781, 1219, 1431, 1633, 1749, 1917, 2277, 2343, 3657, 3763, 4899, 5247, 6831, 7029, 10971, 11289, 13409, 14697, 15741, 17963, 21087, 32913, 33867, 40227, 41393, 44091, 53889, 86549, 101601, 120681, 124179, 161667, 259647, 362043, 372537, 485001, 778941, 952039, 1117611, 2336823, 2856117, 8568351, 25705053]

約数ペア:

[(1, 25705053), (3, 8568351), (9, 2856117), (11, 2336823), (23, 1117611), (27, 952039), (33, 778941), (53, 485001), (69, 372537), (71, 362043), (99, 259647), (159, 161667), (207, 124179), (213, 120681), (253, 101601), (297, 86549), (477, 53889), (583, 44091), (621, 41393), (639, 40227), (759, 33867), (781, 32913), (1219, 21087), (1431, 17963), (1633, 15741), (1749, 14697), (1917, 13409), (2277, 11289), (2343, 10971), (3657, 7029), (3763, 6831), (4899, 5247)]