278312436

素因数分解:

$2^2\times 3^4\times {\mathrm{858989}}^1$

素因数の和:859005

約数の個数: 30

約数和(自身を含む): 727564530

約数和(自身を除く): 449252094

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 858989, 1717978, 2576967, 3435956, 5153934, 7730901, 10307868, 15461802, 23192703, 30923604, 46385406, 69578109, 92770812, 139156218, 278312436]

約数ペア:

[(1, 278312436), (2, 139156218), (3, 92770812), (4, 69578109), (6, 46385406), (9, 30923604), (12, 23192703), (18, 15461802), (27, 10307868), (36, 7730901), (54, 5153934), (81, 3435956), (108, 2576967), (162, 1717978), (324, 858989)]