181566393

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 260029440

約数和(自身を除く): 78463047

約数列:

[1, 3, 23, 53, 69, 131, 159, 379, 393, 1137, 1219, 3013, 3657, 6943, 8717, 9039, 20087, 20829, 26151, 49649, 60261, 148947, 159689, 462001, 479067, 1141927, 1386003, 2631397, 3425781, 7894191, 60522131, 181566393]

約数ペア:

[(1, 181566393), (3, 60522131), (23, 7894191), (53, 3425781), (69, 2631397), (131, 1386003), (159, 1141927), (379, 479067), (393, 462001), (1137, 159689), (1219, 148947), (3013, 60261), (3657, 49649), (6943, 26151), (8717, 20829), (9039, 20087)]