6424719

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 10321920

約数和(自身を除く): 3897201

約数列:

[1, 3, 7, 21, 31, 71, 93, 139, 213, 217, 417, 497, 651, 973, 1491, 2201, 2919, 4309, 6603, 9869, 12927, 15407, 29607, 30163, 46221, 69083, 90489, 207249, 305939, 917817, 2141573, 6424719]

約数ペア:

[(1, 6424719), (3, 2141573), (7, 917817), (21, 305939), (31, 207249), (71, 90489), (93, 69083), (139, 46221), (213, 30163), (217, 29607), (417, 15407), (497, 12927), (651, 9869), (973, 6603), (1491, 4309), (2201, 2919)]