2784375

素因数分解:

$3^4\times 5^5\times {\mathrm{11}}^1$

素因数の和:48

約数の個数: 60

約数和(自身を含む): 5671512

約数和(自身を除く): 2887137

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 125, 135, 165, 225, 275, 297, 375, 405, 495, 625, 675, 825, 891, 1125, 1375, 1485, 1875, 2025, 2475, 3125, 3375, 4125, 4455, 5625, 6875, 7425, 9375, 10125, 12375, 16875, 20625, 22275, 28125, 34375, 37125, 50625, 61875, 84375, 103125, 111375, 185625, 253125, 309375, 556875, 928125, 2784375]

約数ペア:

[(1, 2784375), (3, 928125), (5, 556875), (9, 309375), (11, 253125), (15, 185625), (25, 111375), (27, 103125), (33, 84375), (45, 61875), (55, 50625), (75, 37125), (81, 34375), (99, 28125), (125, 22275), (135, 20625), (165, 16875), (225, 12375), (275, 10125), (297, 9375), (375, 7425), (405, 6875), (495, 5625), (625, 4455), (675, 4125), (825, 3375), (891, 3125), (1125, 2475), (1375, 2025), (1485, 1875)]