1330105

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 24

約数和(自身を含む): 1908360

約数和(自身を除く): 578255

約数列:

[1, 5, 7, 35, 49, 61, 89, 245, 305, 427, 445, 623, 2135, 2989, 3115, 4361, 5429, 14945, 21805, 27145, 38003, 190015, 266021, 1330105]

約数ペア:

[(1, 1330105), (5, 266021), (7, 190015), (35, 38003), (49, 27145), (61, 21805), (89, 14945), (245, 5429), (305, 4361), (427, 3115), (445, 2989), (623, 2135)]