78776649

素因数分解:

$3^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2221}}^1$

素因数の和:2797

約数の個数: 24

約数和(自身を含む): 130333632

約数和(自身を除く): 51556983

約数列:

[1, 3, 7, 9, 21, 63, 563, 1689, 2221, 3941, 5067, 6663, 11823, 15547, 19989, 35469, 46641, 139923, 1250423, 3751269, 8752961, 11253807, 26258883, 78776649]

約数ペア:

[(1, 78776649), (3, 26258883), (7, 11253807), (9, 8752961), (21, 3751269), (63, 1250423), (563, 139923), (1689, 46641), (2221, 35469), (3941, 19989), (5067, 15547), (6663, 11823)]