289916242

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1063}}^1$

素因数の和:1124

約数の個数: 72

約数和(自身を含む): 580765248

約数和(自身を除く): 290849006

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 121, 154, 161, 242, 253, 322, 506, 539, 847, 1063, 1078, 1127, 1694, 1771, 2126, 2254, 2783, 3542, 5566, 5929, 7441, 11693, 11858, 12397, 14882, 19481, 23386, 24449, 24794, 38962, 48898, 52087, 81851, 104174, 128623, 136367, 163702, 171143, 257246, 268939, 272734, 342286, 537878, 572957, 900361, 1145914, 1198001, 1800722, 1882573, 2396002, 2958329, 3765146, 5916658, 6302527, 12605054, 13178011, 20708303, 26356022, 41416606, 144958121, 289916242]

約数ペア:

[(1, 289916242), (2, 144958121), (7, 41416606), (11, 26356022), (14, 20708303), (22, 13178011), (23, 12605054), (46, 6302527), (49, 5916658), (77, 3765146), (98, 2958329), (121, 2396002), (154, 1882573), (161, 1800722), (242, 1198001), (253, 1145914), (322, 900361), (506, 572957), (539, 537878), (847, 342286), (1063, 272734), (1078, 268939), (1127, 257246), (1694, 171143), (1771, 163702), (2126, 136367), (2254, 128623), (2783, 104174), (3542, 81851), (5566, 52087), (5929, 48898), (7441, 38962), (11693, 24794), (11858, 24449), (12397, 23386), (14882, 19481)]