13138888

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^2$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 29672640

約数和(自身を除く): 16533752

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 101, 161, 184, 202, 322, 404, 644, 707, 808, 1288, 1414, 2323, 2828, 4646, 5656, 9292, 10201, 16261, 18584, 20402, 32522, 40804, 65044, 71407, 81608, 130088, 142814, 234623, 285628, 469246, 571256, 938492, 1642361, 1876984, 3284722, 6569444, 13138888]

約数ペア:

[(1, 13138888), (2, 6569444), (4, 3284722), (7, 1876984), (8, 1642361), (14, 938492), (23, 571256), (28, 469246), (46, 285628), (56, 234623), (92, 142814), (101, 130088), (161, 81608), (184, 71407), (202, 65044), (322, 40804), (404, 32522), (644, 20402), (707, 18584), (808, 16261), (1288, 10201), (1414, 9292), (2323, 5656), (2828, 4646)]