788665005

素因数分解:

$3^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 1470245400

約数和(自身を除く): 681580395

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 729, 783, 829, 1215, 1305, 2187, 2349, 2487, 3645, 3915, 4145, 6561, 7047, 7461, 10935, 11745, 12435, 21141, 22383, 24041, 32805, 35235, 37305, 63423, 67149, 72123, 105705, 111915, 120205, 190269, 201447, 216369, 317115, 335745, 360615, 604341, 649107, 951345, 1007235, 1081845, 1813023, 1947321, 3021705, 3245535, 5439069, 5841963, 9065115, 9736605, 17525889, 27195345, 29209815, 52577667, 87629445, 157733001, 262888335, 788665005]

約数ペア:

[(1, 788665005), (3, 262888335), (5, 157733001), (9, 87629445), (15, 52577667), (27, 29209815), (29, 27195345), (45, 17525889), (81, 9736605), (87, 9065115), (135, 5841963), (145, 5439069), (243, 3245535), (261, 3021705), (405, 1947321), (435, 1813023), (729, 1081845), (783, 1007235), (829, 951345), (1215, 649107), (1305, 604341), (2187, 360615), (2349, 335745), (2487, 317115), (3645, 216369), (3915, 201447), (4145, 190269), (6561, 120205), (7047, 111915), (7461, 105705), (10935, 72123), (11745, 67149), (12435, 63423), (21141, 37305), (22383, 35235), (24041, 32805)]