156640237

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 184504320

約数和(自身を除く): 27864083

約数列:

[1, 13, 19, 47, 103, 131, 247, 611, 893, 1339, 1703, 1957, 2489, 4841, 6157, 11609, 13493, 25441, 32357, 62933, 80041, 91979, 116983, 175409, 256367, 634171, 1195727, 1520779, 3332771, 8244223, 12049249, 156640237]

約数ペア:

[(1, 156640237), (13, 12049249), (19, 8244223), (47, 3332771), (103, 1520779), (131, 1195727), (247, 634171), (611, 256367), (893, 175409), (1339, 116983), (1703, 91979), (1957, 80041), (2489, 62933), (4841, 32357), (6157, 25441), (11609, 13493)]