78609726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17681}}^1$

素因数の和:17721

約数の個数: 48

約数和(自身を含む): 193087440

約数和(自身を除く): 114477714

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 17681, 35362, 53043, 106086, 159129, 229853, 318258, 335939, 459706, 671878, 689559, 1007817, 1379118, 2015634, 2068677, 3023451, 4137354, 4367207, 6046902, 8734414, 13101621, 26203242, 39304863, 78609726]

約数ペア:

[(1, 78609726), (2, 39304863), (3, 26203242), (6, 13101621), (9, 8734414), (13, 6046902), (18, 4367207), (19, 4137354), (26, 3023451), (38, 2068677), (39, 2015634), (57, 1379118), (78, 1007817), (114, 689559), (117, 671878), (171, 459706), (234, 335939), (247, 318258), (342, 229853), (494, 159129), (741, 106086), (1482, 53043), (2223, 35362), (4446, 17681)]