80321409

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6343}}^1$

素因数の和:6426

約数の個数: 32

約数和(自身を含む): 138045440

約数和(自身を除く): 57724031

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 4221, 6343, 12663, 19029, 44401, 57087, 133203, 171261, 399609, 424981, 1198827, 1274943, 2974867, 3824829, 8924601, 11474487, 26773803, 80321409]

約数ペア:

[(1, 80321409), (3, 26773803), (7, 11474487), (9, 8924601), (21, 3824829), (27, 2974867), (63, 1274943), (67, 1198827), (189, 424981), (201, 399609), (469, 171261), (603, 133203), (1407, 57087), (1809, 44401), (4221, 19029), (6343, 12663)]