2261475

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:81

約数の個数: 54

約数和(自身を含む): 4457180

約数和(自身を除く): 2195705

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 95, 115, 171, 207, 225, 285, 345, 437, 475, 529, 575, 855, 1035, 1311, 1425, 1587, 1725, 2185, 2645, 3933, 4275, 4761, 5175, 6555, 7935, 10051, 10925, 13225, 19665, 23805, 30153, 32775, 39675, 50255, 90459, 98325, 119025, 150765, 251275, 452295, 753825, 2261475]

約数ペア:

[(1, 2261475), (3, 753825), (5, 452295), (9, 251275), (15, 150765), (19, 119025), (23, 98325), (25, 90459), (45, 50255), (57, 39675), (69, 32775), (75, 30153), (95, 23805), (115, 19665), (171, 13225), (207, 10925), (225, 10051), (285, 7935), (345, 6555), (437, 5175), (475, 4761), (529, 4275), (575, 3933), (855, 2645), (1035, 2185), (1311, 1725), (1425, 1587)]