11972105451

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{3437297}}^1$

素因数の和:3437352

約数の個数: 20

約数和(自身を含む): 18300174552

約数和(自身を除く): 6328069101

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 3437297, 10311891, 30935673, 92807019, 147803771, 278421057, 443411313, 1330233939, 3990701817, 11972105451]

約数ペア:

[(1, 11972105451), (3, 3990701817), (9, 1330233939), (27, 443411313), (43, 278421057), (81, 147803771), (129, 92807019), (387, 30935673), (1161, 10311891), (3483, 3437297)]