689937105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1223}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 1302884352

約数和(自身を除く): 612947247

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 263, 429, 715, 789, 1223, 1315, 2145, 2893, 3419, 3669, 3945, 6115, 8679, 10257, 13453, 14465, 15899, 17095, 18345, 37609, 40359, 43395, 47697, 51285, 67265, 79495, 112827, 174889, 188045, 201795, 238485, 321649, 524667, 564135, 874445, 964947, 1608245, 2623335, 3538139, 4181437, 4824735, 10614417, 12544311, 17690695, 20907185, 45995807, 53072085, 62721555, 137987421, 229979035, 689937105]

約数ペア:

[(1, 689937105), (3, 229979035), (5, 137987421), (11, 62721555), (13, 53072085), (15, 45995807), (33, 20907185), (39, 17690695), (55, 12544311), (65, 10614417), (143, 4824735), (165, 4181437), (195, 3538139), (263, 2623335), (429, 1608245), (715, 964947), (789, 874445), (1223, 564135), (1315, 524667), (2145, 321649), (2893, 238485), (3419, 201795), (3669, 188045), (3945, 174889), (6115, 112827), (8679, 79495), (10257, 67265), (13453, 51285), (14465, 47697), (15899, 43395), (17095, 40359), (18345, 37609)]