77225205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1787}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 128392704

約数和(自身を除く): 51167499

約数列:

[1, 3, 5, 15, 43, 67, 129, 201, 215, 335, 645, 1005, 1787, 2881, 5361, 8643, 8935, 14405, 26805, 43215, 76841, 119729, 230523, 359187, 384205, 598645, 1152615, 1795935, 5148347, 15445041, 25741735, 77225205]

約数ペア:

[(1, 77225205), (3, 25741735), (5, 15445041), (15, 5148347), (43, 1795935), (67, 1152615), (129, 598645), (201, 384205), (215, 359187), (335, 230523), (645, 119729), (1005, 76841), (1787, 43215), (2881, 26805), (5361, 14405), (8643, 8935)]