265209147

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^2$

素因数の和:302

約数の個数: 60

約数和(自身を含む): 472103280

約数和(自身を除く): 206894133

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 127, 189, 203, 261, 381, 567, 609, 783, 889, 1143, 1827, 2349, 2667, 3429, 3683, 5481, 8001, 10287, 11049, 16129, 16443, 24003, 25781, 33147, 48387, 72009, 77343, 99441, 112903, 145161, 232029, 298323, 338709, 435483, 467741, 696087, 1016127, 1306449, 1403223, 2088261, 3048381, 3274187, 4209669, 9145143, 9822561, 12629007, 29467683, 37887021, 88403049, 265209147]

約数ペア:

[(1, 265209147), (3, 88403049), (7, 37887021), (9, 29467683), (21, 12629007), (27, 9822561), (29, 9145143), (63, 4209669), (81, 3274187), (87, 3048381), (127, 2088261), (189, 1403223), (203, 1306449), (261, 1016127), (381, 696087), (567, 467741), (609, 435483), (783, 338709), (889, 298323), (1143, 232029), (1827, 145161), (2349, 112903), (2667, 99441), (3429, 77343), (3683, 72009), (5481, 48387), (8001, 33147), (10287, 25781), (11049, 24003), (16129, 16443)]