428057826

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{207997}}^1$

素因数の和:208023

約数の個数: 32

約数和(自身を含む): 998390400

約数和(自身を除く): 570332574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 207997, 415994, 623991, 1247982, 1455979, 2911958, 4367937, 8735874, 10191853, 20383706, 30575559, 61151118, 71342971, 142685942, 214028913, 428057826]

約数ペア:

[(1, 428057826), (2, 214028913), (3, 142685942), (6, 71342971), (7, 61151118), (14, 30575559), (21, 20383706), (42, 10191853), (49, 8735874), (98, 4367937), (147, 2911958), (294, 1455979), (343, 1247982), (686, 623991), (1029, 415994), (2058, 207997)]