2289654

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 5148000

約数和(自身を除く): 2858346

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 389, 654, 778, 981, 1167, 1962, 2334, 2943, 3501, 5886, 7002, 10503, 21006, 42401, 84802, 127203, 254406, 381609, 763218, 1144827, 2289654]

約数ペア:

[(1, 2289654), (2, 1144827), (3, 763218), (6, 381609), (9, 254406), (18, 127203), (27, 84802), (54, 42401), (109, 21006), (218, 10503), (327, 7002), (389, 5886), (654, 3501), (778, 2943), (981, 2334), (1167, 1962)]