77742909

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{4973}}^1$

素因数の和:5178

約数の個数: 20

約数和(自身を含む): 116759676

約数和(自身を除く): 39016767

約数列:

[1, 3, 9, 27, 81, 193, 579, 1737, 4973, 5211, 14919, 15633, 44757, 134271, 402813, 959789, 2879367, 8638101, 25914303, 77742909]

約数ペア:

[(1, 77742909), (3, 25914303), (9, 8638101), (27, 2879367), (81, 959789), (193, 402813), (579, 134271), (1737, 44757), (4973, 15633), (5211, 14919)]