39781665

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 91238400

約数和(自身を除く): 51456735

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 43, 45, 55, 63, 77, 89, 99, 105, 129, 135, 165, 189, 215, 231, 267, 297, 301, 315, 385, 387, 445, 473, 495, 623, 645, 693, 801, 903, 945, 979, 1155, 1161, 1335, 1419, 1485, 1505, 1869, 1935, 2079, 2365, 2403, 2709, 2937, 3115, 3311, 3465, 3827, 4005, 4257, 4515, 4895, 5607, 5805, 6853, 7095, 8127, 8811, 9345, 9933, 10395, 11481, 12015, 12771, 13545, 14685, 16555, 16821, 19135, 20559, 21285, 26433, 26789, 28035, 29799, 34265, 34443, 40635, 42097, 44055, 49665, 57405, 61677, 63855, 80367, 84105, 89397, 102795, 103329, 126291, 132165, 133945, 148995, 172215, 185031, 210485, 241101, 294679, 308385, 378873, 401835, 446985, 516645, 631455, 723303, 884037, 925155, 1136619, 1205505, 1473395, 1894365, 2652111, 3616515, 4420185, 5683095, 7956333, 13260555, 39781665]

約数ペア:

[(1, 39781665), (3, 13260555), (5, 7956333), (7, 5683095), (9, 4420185), (11, 3616515), (15, 2652111), (21, 1894365), (27, 1473395), (33, 1205505), (35, 1136619), (43, 925155), (45, 884037), (55, 723303), (63, 631455), (77, 516645), (89, 446985), (99, 401835), (105, 378873), (129, 308385), (135, 294679), (165, 241101), (189, 210485), (215, 185031), (231, 172215), (267, 148995), (297, 133945), (301, 132165), (315, 126291), (385, 103329), (387, 102795), (445, 89397), (473, 84105), (495, 80367), (623, 63855), (645, 61677), (693, 57405), (801, 49665), (903, 44055), (945, 42097), (979, 40635), (1155, 34443), (1161, 34265), (1335, 29799), (1419, 28035), (1485, 26789), (1505, 26433), (1869, 21285), (1935, 20559), (2079, 19135), (2365, 16821), (2403, 16555), (2709, 14685), (2937, 13545), (3115, 12771), (3311, 12015), (3465, 11481), (3827, 10395), (4005, 9933), (4257, 9345), (4515, 8811), (4895, 8127), (5607, 7095), (5805, 6853)]