631125

素因数分解:

$3^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:52

約数の個数: 64

約数和(自身を含む): 1347840

約数和(自身を除く): 716715

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 27, 33, 45, 51, 55, 75, 85, 99, 125, 135, 153, 165, 187, 225, 255, 275, 297, 375, 425, 459, 495, 561, 675, 765, 825, 935, 1125, 1275, 1375, 1485, 1683, 2125, 2295, 2475, 2805, 3375, 3825, 4125, 4675, 5049, 6375, 7425, 8415, 11475, 12375, 14025, 19125, 23375, 25245, 37125, 42075, 57375, 70125, 126225, 210375, 631125]

約数ペア:

[(1, 631125), (3, 210375), (5, 126225), (9, 70125), (11, 57375), (15, 42075), (17, 37125), (25, 25245), (27, 23375), (33, 19125), (45, 14025), (51, 12375), (55, 11475), (75, 8415), (85, 7425), (99, 6375), (125, 5049), (135, 4675), (153, 4125), (165, 3825), (187, 3375), (225, 2805), (255, 2475), (275, 2295), (297, 2125), (375, 1683), (425, 1485), (459, 1375), (495, 1275), (561, 1125), (675, 935), (765, 825)]