1283745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 2179008

約数和(自身を除く): 895263

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 3721, 4209, 7015, 11163, 18605, 21045, 55815, 85583, 256749, 427915, 1283745]

約数ペア:

[(1, 1283745), (3, 427915), (5, 256749), (15, 85583), (23, 55815), (61, 21045), (69, 18605), (115, 11163), (183, 7015), (305, 4209), (345, 3721), (915, 1403)]