206971875

素因数分解:

$3^3\times 5^5\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 419973120

約数和(自身を除く): 213001245

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 125, 135, 165, 223, 225, 275, 297, 375, 495, 625, 669, 675, 825, 1115, 1125, 1375, 1485, 1875, 2007, 2453, 2475, 3125, 3345, 3375, 4125, 5575, 5625, 6021, 6875, 7359, 7425, 9375, 10035, 12265, 12375, 16725, 16875, 20625, 22077, 27875, 28125, 30105, 34375, 36795, 37125, 50175, 61325, 61875, 66231, 83625, 84375, 103125, 110385, 139375, 150525, 183975, 185625, 250875, 306625, 309375, 331155, 418125, 551925, 696875, 752625, 919875, 928125, 1254375, 1533125, 1655775, 2090625, 2759625, 3763125, 4599375, 6271875, 7665625, 8278875, 13798125, 18815625, 22996875, 41394375, 68990625, 206971875]

約数ペア:

[(1, 206971875), (3, 68990625), (5, 41394375), (9, 22996875), (11, 18815625), (15, 13798125), (25, 8278875), (27, 7665625), (33, 6271875), (45, 4599375), (55, 3763125), (75, 2759625), (99, 2090625), (125, 1655775), (135, 1533125), (165, 1254375), (223, 928125), (225, 919875), (275, 752625), (297, 696875), (375, 551925), (495, 418125), (625, 331155), (669, 309375), (675, 306625), (825, 250875), (1115, 185625), (1125, 183975), (1375, 150525), (1485, 139375), (1875, 110385), (2007, 103125), (2453, 84375), (2475, 83625), (3125, 66231), (3345, 61875), (3375, 61325), (4125, 50175), (5575, 37125), (5625, 36795), (6021, 34375), (6875, 30105), (7359, 28125), (7425, 27875), (9375, 22077), (10035, 20625), (12265, 16875), (12375, 16725)]