73421439

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2053}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 121465344

約数和(自身を除く): 48043905

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 393, 917, 1703, 2053, 2751, 5109, 6159, 11921, 14371, 26689, 35763, 43113, 80067, 186823, 268943, 560469, 806829, 1882601, 3496259, 5647803, 10488777, 24473813, 73421439]

約数ペア:

[(1, 73421439), (3, 24473813), (7, 10488777), (13, 5647803), (21, 3496259), (39, 1882601), (91, 806829), (131, 560469), (273, 268943), (393, 186823), (917, 80067), (1703, 43113), (2053, 35763), (2751, 26689), (5109, 14371), (6159, 11921)]