27171525

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 48264768

約数和(自身を除く): 21093243

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 101, 211, 255, 303, 425, 505, 633, 1055, 1275, 1515, 1717, 2525, 3165, 3587, 5151, 5275, 7575, 8585, 10761, 15825, 17935, 21311, 25755, 42925, 53805, 63933, 89675, 106555, 128775, 269025, 319665, 362287, 532775, 1086861, 1598325, 1811435, 5434305, 9057175, 27171525]

約数ペア:

[(1, 27171525), (3, 9057175), (5, 5434305), (15, 1811435), (17, 1598325), (25, 1086861), (51, 532775), (75, 362287), (85, 319665), (101, 269025), (211, 128775), (255, 106555), (303, 89675), (425, 63933), (505, 53805), (633, 42925), (1055, 25755), (1275, 21311), (1515, 17935), (1717, 15825), (2525, 10761), (3165, 8585), (3587, 7575), (5151, 5275)]