38886491

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 48964608

約数和(自身を除く): 10078117

約数列:

[1, 7, 23, 41, 43, 137, 161, 287, 301, 943, 959, 989, 1763, 3151, 5617, 5891, 6601, 6923, 12341, 22057, 39319, 40549, 41237, 129191, 135493, 241531, 283843, 904337, 948451, 1690717, 5555213, 38886491]

約数ペア:

[(1, 38886491), (7, 5555213), (23, 1690717), (41, 948451), (43, 904337), (137, 283843), (161, 241531), (287, 135493), (301, 129191), (943, 41237), (959, 40549), (989, 39319), (1763, 22057), (3151, 12341), (5617, 6923), (5891, 6601)]