127171905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{173023}}^1$

素因数の和:173045

約数の個数: 24

約数和(自身を含む): 236696832

約数和(自身を除く): 109524927

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 173023, 519069, 865115, 1211161, 2595345, 3633483, 6055805, 8478127, 18167415, 25434381, 42390635, 127171905]

約数ペア:

[(1, 127171905), (3, 42390635), (5, 25434381), (7, 18167415), (15, 8478127), (21, 6055805), (35, 3633483), (49, 2595345), (105, 1211161), (147, 865115), (245, 519069), (735, 173023)]