1291269355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1931}}^1\times {\mathrm{7039}}^1$

素因数の和:8994

約数の個数: 16

約数和(自身を含む): 1632153600

約数和(自身を除く): 340884245

約数列:

[1, 5, 19, 95, 1931, 7039, 9655, 35195, 36689, 133741, 183445, 668705, 13592309, 67961545, 258253871, 1291269355]

約数ペア:

[(1, 1291269355), (5, 258253871), (19, 67961545), (95, 13592309), (1931, 668705), (7039, 183445), (9655, 133741), (35195, 36689)]