2189754

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1931}}^1$

素因数の和:1952

約数の個数: 40

約数和(自身を含む): 5610528

約数和(自身を除く): 3420774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1931, 3862, 5793, 11586, 13517, 17379, 27034, 34758, 40551, 52137, 81102, 104274, 121653, 156411, 243306, 312822, 364959, 729918, 1094877, 2189754]

約数ペア:

[(1, 2189754), (2, 1094877), (3, 729918), (6, 364959), (7, 312822), (9, 243306), (14, 156411), (18, 121653), (21, 104274), (27, 81102), (42, 52137), (54, 40551), (63, 34758), (81, 27034), (126, 17379), (162, 13517), (189, 11586), (378, 5793), (567, 3862), (1134, 1931)]