80178903

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3449}}^1$

素因数の和:3509

約数の個数: 40

約数和(自身を含む): 140263200

約数和(自身を除く): 60084297

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 2583, 3321, 3449, 7749, 10347, 23247, 24143, 31041, 72429, 93123, 141409, 217287, 279369, 424227, 651861, 989863, 1272681, 1955583, 2969589, 3818043, 8908767, 11454129, 26726301, 80178903]

約数ペア:

[(1, 80178903), (3, 26726301), (7, 11454129), (9, 8908767), (21, 3818043), (27, 2969589), (41, 1955583), (63, 1272681), (81, 989863), (123, 651861), (189, 424227), (287, 279369), (369, 217287), (567, 141409), (861, 93123), (1107, 72429), (2583, 31041), (3321, 24143), (3449, 23247), (7749, 10347)]