1796985

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:69

約数の個数: 56

約数和(自身を含む): 3541320

約数和(自身を除く): 1744335

約数列:

[1, 3, 5, 9, 15, 17, 27, 29, 45, 51, 81, 85, 87, 135, 145, 153, 243, 255, 261, 405, 435, 459, 493, 729, 765, 783, 1215, 1305, 1377, 1479, 2295, 2349, 2465, 3645, 3915, 4131, 4437, 6885, 7047, 7395, 11745, 12393, 13311, 20655, 21141, 22185, 35235, 39933, 61965, 66555, 105705, 119799, 199665, 359397, 598995, 1796985]

約数ペア:

[(1, 1796985), (3, 598995), (5, 359397), (9, 199665), (15, 119799), (17, 105705), (27, 66555), (29, 61965), (45, 39933), (51, 35235), (81, 22185), (85, 21141), (87, 20655), (135, 13311), (145, 12393), (153, 11745), (243, 7395), (255, 7047), (261, 6885), (405, 4437), (435, 4131), (459, 3915), (493, 3645), (729, 2465), (765, 2349), (783, 2295), (1215, 1479), (1305, 1377)]