321494789

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 415134720

約数和(自身を除く): 93639931

約数列:

[1, 7, 11, 43, 77, 89, 301, 473, 623, 979, 1091, 3311, 3827, 6853, 7637, 12001, 26789, 42097, 46913, 84007, 97099, 294679, 328391, 516043, 679693, 1068089, 3612301, 4175257, 7476623, 29226799, 45927827, 321494789]

約数ペア:

[(1, 321494789), (7, 45927827), (11, 29226799), (43, 7476623), (77, 4175257), (89, 3612301), (301, 1068089), (473, 679693), (623, 516043), (979, 328391), (1091, 294679), (3311, 97099), (3827, 84007), (6853, 46913), (7637, 42097), (12001, 26789)]