2709369

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 40

約数和(自身を含む): 4553472

約数和(自身を除く): 1844103

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 83, 93, 117, 249, 279, 351, 403, 747, 837, 1053, 1079, 1209, 2241, 2511, 2573, 3237, 3627, 6723, 7719, 9711, 10881, 23157, 29133, 32643, 33449, 69471, 87399, 100347, 208413, 301041, 903123, 2709369]

約数ペア:

[(1, 2709369), (3, 903123), (9, 301041), (13, 208413), (27, 100347), (31, 87399), (39, 69471), (81, 33449), (83, 32643), (93, 29133), (117, 23157), (249, 10881), (279, 9711), (351, 7719), (403, 6723), (747, 3627), (837, 3237), (1053, 2573), (1079, 2511), (1209, 2241)]