820199102409

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{6941369}}^1$

素因数の和:6942085

約数の個数: 24

約数和(自身を含む): 1248891290400

約数和(自身を除く): 428692187991

約数列:

[1, 3, 9, 19, 57, 171, 691, 2073, 6219, 13129, 39387, 118161, 6941369, 20824107, 62472321, 131886011, 395658033, 1186974099, 4796485979, 14389457937, 43168373811, 91133233601, 273399700803, 820199102409]

約数ペア:

[(1, 820199102409), (3, 273399700803), (9, 91133233601), (19, 43168373811), (57, 14389457937), (171, 4796485979), (691, 1186974099), (2073, 395658033), (6219, 131886011), (13129, 62472321), (39387, 20824107), (118161, 6941369)]