31145499

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 58613760

約数和(自身を除く): 27468261

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 71, 77, 99, 189, 211, 213, 231, 297, 497, 633, 639, 693, 781, 1477, 1491, 1899, 1917, 2079, 2321, 2343, 4431, 4473, 5467, 5697, 6963, 7029, 13293, 13419, 14981, 16247, 16401, 20889, 21087, 39879, 44943, 48741, 49203, 62667, 104867, 134829, 146223, 147609, 164791, 314601, 404487, 438669, 494373, 943803, 1153537, 1483119, 2831409, 3460611, 4449357, 10381833, 31145499]

約数ペア:

[(1, 31145499), (3, 10381833), (7, 4449357), (9, 3460611), (11, 2831409), (21, 1483119), (27, 1153537), (33, 943803), (63, 494373), (71, 438669), (77, 404487), (99, 314601), (189, 164791), (211, 147609), (213, 146223), (231, 134829), (297, 104867), (497, 62667), (633, 49203), (639, 48741), (693, 44943), (781, 39879), (1477, 21087), (1491, 20889), (1899, 16401), (1917, 16247), (2079, 14981), (2321, 13419), (2343, 13293), (4431, 7029), (4473, 6963), (5467, 5697)]