2748438

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 7626240

約数和(自身を除く): 4877802

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 661, 693, 1322, 1386, 1983, 2079, 3966, 4158, 4627, 5949, 7271, 9254, 11898, 13881, 14542, 17847, 21813, 27762, 35694, 41643, 43626, 50897, 65439, 83286, 101794, 124929, 130878, 152691, 196317, 249858, 305382, 392634, 458073, 916146, 1374219, 2748438]

約数ペア:

[(1, 2748438), (2, 1374219), (3, 916146), (6, 458073), (7, 392634), (9, 305382), (11, 249858), (14, 196317), (18, 152691), (21, 130878), (22, 124929), (27, 101794), (33, 83286), (42, 65439), (54, 50897), (63, 43626), (66, 41643), (77, 35694), (99, 27762), (126, 21813), (154, 17847), (189, 14542), (198, 13881), (231, 11898), (297, 9254), (378, 7271), (462, 5949), (594, 4627), (661, 4158), (693, 3966), (1322, 2079), (1386, 1983)]