1291210837

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 1558351872

約数和(自身を除く): 267141035

約数列:

[1, 7, 43, 47, 107, 301, 329, 749, 853, 2021, 4601, 5029, 5971, 14147, 32207, 35203, 36679, 40091, 91271, 216247, 256753, 280637, 638897, 1513729, 1723913, 3924653, 4289737, 12067391, 27472571, 30028159, 184458691, 1291210837]

約数ペア:

[(1, 1291210837), (7, 184458691), (43, 30028159), (47, 27472571), (107, 12067391), (301, 4289737), (329, 3924653), (749, 1723913), (853, 1513729), (2021, 638897), (4601, 280637), (5029, 256753), (5971, 216247), (14147, 91271), (32207, 40091), (35203, 36679)]