211778874

素因数分解:

$2^1\times 3^6\times {\mathrm{145253}}^1$

素因数の和:145273

約数の個数: 28

約数和(自身を含む): 476287866

約数和(自身を除く): 264508992

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 145253, 290506, 435759, 871518, 1307277, 2614554, 3921831, 7843662, 11765493, 23530986, 35296479, 70592958, 105889437, 211778874]

約数ペア:

[(1, 211778874), (2, 105889437), (3, 70592958), (6, 35296479), (9, 23530986), (18, 11765493), (27, 7843662), (54, 3921831), (81, 2614554), (162, 1307277), (243, 871518), (486, 435759), (729, 290506), (1458, 145253)]