388617195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 676823040

約数和(自身を除く): 288205845

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 101, 191, 237, 255, 303, 395, 505, 573, 955, 1185, 1343, 1515, 1717, 2865, 3247, 4029, 5151, 6715, 7979, 8585, 9741, 15089, 16235, 19291, 20145, 23937, 25755, 39895, 45267, 48705, 57873, 75445, 96455, 119685, 135643, 226335, 256513, 289365, 327947, 406929, 678215, 769539, 983841, 1282565, 1523989, 1639735, 2034645, 3847695, 4571967, 4919205, 7619945, 22859835, 25907813, 77723439, 129539065, 388617195]

約数ペア:

[(1, 388617195), (3, 129539065), (5, 77723439), (15, 25907813), (17, 22859835), (51, 7619945), (79, 4919205), (85, 4571967), (101, 3847695), (191, 2034645), (237, 1639735), (255, 1523989), (303, 1282565), (395, 983841), (505, 769539), (573, 678215), (955, 406929), (1185, 327947), (1343, 289365), (1515, 256513), (1717, 226335), (2865, 135643), (3247, 119685), (4029, 96455), (5151, 75445), (6715, 57873), (7979, 48705), (8585, 45267), (9741, 39895), (15089, 25755), (16235, 23937), (19291, 20145)]