1818391197

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1\times {\mathrm{1307}}^1$

素因数の和:2097

約数の個数: 32

約数和(自身を含む): 2805691392

約数和(自身を除く): 987300195

約数列:

[1, 3, 7, 21, 97, 291, 679, 683, 1307, 2037, 2049, 3921, 4781, 9149, 14343, 27447, 66251, 126779, 198753, 380337, 463757, 887453, 892681, 1391271, 2662359, 2678043, 6248767, 18746301, 86590057, 259770171, 606130399, 1818391197]

約数ペア:

[(1, 1818391197), (3, 606130399), (7, 259770171), (21, 86590057), (97, 18746301), (291, 6248767), (679, 2678043), (683, 2662359), (1307, 1391271), (2037, 892681), (2049, 887453), (3921, 463757), (4781, 380337), (9149, 198753), (14343, 126779), (27447, 66251)]