78261105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10847}}^1$

素因数の和:10905

約数の個数: 32

約数和(自身を含む): 138507264

約数和(自身を除く): 60246159

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 10847, 32541, 54235, 141011, 162705, 401339, 423033, 705055, 1204017, 2006695, 2115165, 5217407, 6020085, 15652221, 26087035, 78261105]

約数ペア:

[(1, 78261105), (3, 26087035), (5, 15652221), (13, 6020085), (15, 5217407), (37, 2115165), (39, 2006695), (65, 1204017), (111, 705055), (185, 423033), (195, 401339), (481, 162705), (555, 141011), (1443, 54235), (2405, 32541), (7215, 10847)]