201255789

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{15383}}^1$

素因数の和:15489

約数の個数: 24

約数和(自身を含む): 315679680

約数和(自身を除く): 114423891

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 13083, 15383, 46149, 107681, 323043, 753767, 1369087, 2261301, 4107261, 9583609, 28750827, 67085263, 201255789]

約数ペア:

[(1, 201255789), (3, 67085263), (7, 28750827), (21, 9583609), (49, 4107261), (89, 2261301), (147, 1369087), (267, 753767), (623, 323043), (1869, 107681), (4361, 46149), (13083, 15383)]