1310531985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{3331}}^1$

素因数の和:4598

約数の個数: 48

約数和(自身を含む): 2598960000

約数和(自身を除く): 1288428015

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1249, 3331, 3747, 6245, 8743, 9993, 11241, 16655, 18735, 23317, 26229, 29979, 43715, 49965, 56205, 69951, 78687, 116585, 131145, 149895, 209853, 349755, 393435, 1049265, 4160419, 12481257, 20802095, 29122933, 37443771, 62406285, 87368799, 145614665, 187218855, 262106397, 436843995, 1310531985]

約数ペア:

[(1, 1310531985), (3, 436843995), (5, 262106397), (7, 187218855), (9, 145614665), (15, 87368799), (21, 62406285), (35, 37443771), (45, 29122933), (63, 20802095), (105, 12481257), (315, 4160419), (1249, 1049265), (3331, 393435), (3747, 349755), (6245, 209853), (8743, 149895), (9993, 131145), (11241, 116585), (16655, 78687), (18735, 69951), (23317, 56205), (26229, 49965), (29979, 43715)]