13617261

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 23302400

約数和(自身を除く): 9685139

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 661, 763, 981, 1983, 2289, 2943, 4627, 5949, 6867, 13881, 17847, 20601, 41643, 72049, 124929, 216147, 504343, 648441, 1513029, 1945323, 4539087, 13617261]

約数ペア:

[(1, 13617261), (3, 4539087), (7, 1945323), (9, 1513029), (21, 648441), (27, 504343), (63, 216147), (109, 124929), (189, 72049), (327, 41643), (661, 20601), (763, 17847), (981, 13881), (1983, 6867), (2289, 5949), (2943, 4627)]