27489375

素因数分解:

$3^5\times 5^4\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 60

約数和(自身を含む): 51739688

約数和(自身を除く): 24250313

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 181, 225, 243, 375, 405, 543, 625, 675, 905, 1125, 1215, 1629, 1875, 2025, 2715, 3375, 4525, 4887, 5625, 6075, 8145, 10125, 13575, 14661, 16875, 22625, 24435, 30375, 40725, 43983, 50625, 67875, 73305, 113125, 122175, 151875, 203625, 219915, 339375, 366525, 610875, 1018125, 1099575, 1832625, 3054375, 5497875, 9163125, 27489375]

約数ペア:

[(1, 27489375), (3, 9163125), (5, 5497875), (9, 3054375), (15, 1832625), (25, 1099575), (27, 1018125), (45, 610875), (75, 366525), (81, 339375), (125, 219915), (135, 203625), (181, 151875), (225, 122175), (243, 113125), (375, 73305), (405, 67875), (543, 50625), (625, 43983), (675, 40725), (905, 30375), (1125, 24435), (1215, 22625), (1629, 16875), (1875, 14661), (2025, 13575), (2715, 10125), (3375, 8145), (4525, 6075), (4887, 5625)]