207964735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 287815680

約数和(自身を除く): 79850945

約数列:

[1, 5, 11, 23, 55, 79, 115, 253, 395, 869, 1265, 1817, 2081, 4345, 9085, 10405, 19987, 22891, 47863, 99935, 114455, 164399, 239315, 526493, 821995, 1808389, 2632465, 3781177, 9041945, 18905885, 41592947, 207964735]

約数ペア:

[(1, 207964735), (5, 41592947), (11, 18905885), (23, 9041945), (55, 3781177), (79, 2632465), (115, 1808389), (253, 821995), (395, 526493), (869, 239315), (1265, 164399), (1817, 114455), (2081, 99935), (4345, 47863), (9085, 22891), (10405, 19987)]