3128853

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 5238016

約数和(自身を除く): 2109163

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 157, 219, 273, 471, 511, 949, 1099, 1533, 2041, 2847, 3297, 6123, 6643, 11461, 14287, 19929, 34383, 42861, 80227, 148993, 240681, 446979, 1042951, 3128853]

約数ペア:

[(1, 3128853), (3, 1042951), (7, 446979), (13, 240681), (21, 148993), (39, 80227), (73, 42861), (91, 34383), (157, 19929), (219, 14287), (273, 11461), (471, 6643), (511, 6123), (949, 3297), (1099, 2847), (1533, 2041)]