28356075

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 61216320

約数和(自身を除く): 32860245

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 27, 33, 45, 55, 57, 67, 75, 81, 95, 99, 135, 165, 171, 201, 209, 225, 275, 285, 297, 335, 405, 475, 495, 513, 603, 627, 675, 737, 825, 855, 891, 1005, 1045, 1273, 1425, 1485, 1539, 1675, 1809, 1881, 2025, 2211, 2475, 2565, 3015, 3135, 3685, 3819, 4275, 4455, 5025, 5225, 5427, 5643, 6365, 6633, 7425, 7695, 9045, 9405, 11055, 11457, 12825, 14003, 15075, 15675, 16929, 18425, 19095, 19899, 22275, 27135, 28215, 31825, 33165, 34371, 38475, 42009, 45225, 47025, 55275, 57285, 59697, 70015, 84645, 95475, 99495, 103113, 126027, 135675, 141075, 165825, 171855, 210045, 286425, 298485, 350075, 378081, 423225, 497475, 515565, 630135, 859275, 1050225, 1134243, 1492425, 1890405, 2577825, 3150675, 5671215, 9452025, 28356075]

約数ペア:

[(1, 28356075), (3, 9452025), (5, 5671215), (9, 3150675), (11, 2577825), (15, 1890405), (19, 1492425), (25, 1134243), (27, 1050225), (33, 859275), (45, 630135), (55, 515565), (57, 497475), (67, 423225), (75, 378081), (81, 350075), (95, 298485), (99, 286425), (135, 210045), (165, 171855), (171, 165825), (201, 141075), (209, 135675), (225, 126027), (275, 103113), (285, 99495), (297, 95475), (335, 84645), (405, 70015), (475, 59697), (495, 57285), (513, 55275), (603, 47025), (627, 45225), (675, 42009), (737, 38475), (825, 34371), (855, 33165), (891, 31825), (1005, 28215), (1045, 27135), (1273, 22275), (1425, 19899), (1485, 19095), (1539, 18425), (1675, 16929), (1809, 15675), (1881, 15075), (2025, 14003), (2211, 12825), (2475, 11457), (2565, 11055), (3015, 9405), (3135, 9045), (3685, 7695), (3819, 7425), (4275, 6633), (4455, 6365), (5025, 5643), (5225, 5427)]