31641105

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 53144064

約数和(自身を除く): 21502959

約数列:

[1, 3, 5, 15, 37, 47, 111, 141, 185, 235, 555, 705, 1213, 1739, 3639, 5217, 6065, 8695, 18195, 26085, 44881, 57011, 134643, 171033, 224405, 285055, 673215, 855165, 2109407, 6328221, 10547035, 31641105]

約数ペア:

[(1, 31641105), (3, 10547035), (5, 6328221), (15, 2109407), (37, 855165), (47, 673215), (111, 285055), (141, 224405), (185, 171033), (235, 134643), (555, 57011), (705, 44881), (1213, 26085), (1739, 18195), (3639, 8695), (5217, 6065)]