869721853

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51109}}^1$

素因数の和:51157

約数の個数: 32

約数和(自身を含む): 1236453120

約数和(自身を除く): 366731267

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 2431, 17017, 51109, 357763, 562199, 664417, 868853, 3935393, 4650919, 6081971, 7308587, 9557383, 11295089, 51160109, 66901681, 79065623, 124245979, 869721853]

約数ペア:

[(1, 869721853), (7, 124245979), (11, 79065623), (13, 66901681), (17, 51160109), (77, 11295089), (91, 9557383), (119, 7308587), (143, 6081971), (187, 4650919), (221, 3935393), (1001, 868853), (1309, 664417), (1547, 562199), (2431, 357763), (17017, 51109)]