31485546

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2211

約数の個数: 48

約数和(自身を含む): 73513440

約数和(自身を除く): 42027894

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1634, 2141, 2451, 4282, 4902, 6423, 7353, 12846, 14706, 19269, 38538, 40679, 81358, 92063, 122037, 184126, 244074, 276189, 366111, 552378, 732222, 828567, 1657134, 1749197, 3498394, 5247591, 10495182, 15742773, 31485546]

約数ペア:

[(1, 31485546), (2, 15742773), (3, 10495182), (6, 5247591), (9, 3498394), (18, 1749197), (19, 1657134), (38, 828567), (43, 732222), (57, 552378), (86, 366111), (114, 276189), (129, 244074), (171, 184126), (258, 122037), (342, 92063), (387, 81358), (774, 40679), (817, 38538), (1634, 19269), (2141, 14706), (2451, 12846), (4282, 7353), (4902, 6423)]