420659733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 614097792

約数和(自身を除く): 193438059

約数列:

[1, 3, 13, 39, 131, 137, 393, 411, 601, 1703, 1781, 1803, 5109, 5343, 7813, 17947, 23439, 53841, 78731, 82337, 233311, 236193, 247011, 699933, 1023503, 1070381, 3070509, 3211143, 10786147, 32358441, 140219911, 420659733]

約数ペア:

[(1, 420659733), (3, 140219911), (13, 32358441), (39, 10786147), (131, 3211143), (137, 3070509), (393, 1070381), (411, 1023503), (601, 699933), (1703, 247011), (1781, 236193), (1803, 233311), (5109, 82337), (5343, 78731), (7813, 53841), (17947, 23439)]