209580315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 397716480

約数和(自身を除く): 188136165

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 89, 105, 123, 205, 267, 287, 445, 547, 615, 623, 861, 1335, 1435, 1641, 1869, 2735, 3115, 3649, 3829, 4305, 8205, 9345, 10947, 11487, 18245, 19145, 22427, 25543, 48683, 54735, 57435, 67281, 76629, 112135, 127715, 146049, 156989, 243415, 336405, 340781, 383145, 470967, 730245, 784945, 1022343, 1703905, 1996003, 2354835, 5111715, 5988009, 9980015, 13972021, 29940045, 41916063, 69860105, 209580315]

約数ペア:

[(1, 209580315), (3, 69860105), (5, 41916063), (7, 29940045), (15, 13972021), (21, 9980015), (35, 5988009), (41, 5111715), (89, 2354835), (105, 1996003), (123, 1703905), (205, 1022343), (267, 784945), (287, 730245), (445, 470967), (547, 383145), (615, 340781), (623, 336405), (861, 243415), (1335, 156989), (1435, 146049), (1641, 127715), (1869, 112135), (2735, 76629), (3115, 67281), (3649, 57435), (3829, 54735), (4305, 48683), (8205, 25543), (9345, 22427), (10947, 19145), (11487, 18245)]