221113697

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 291118080

約数和(自身を除く): 70004383

約数列:

[1, 7, 19, 23, 41, 43, 133, 161, 287, 301, 437, 779, 817, 943, 989, 1681, 1763, 3059, 5453, 5719, 6601, 6923, 11767, 12341, 17917, 18791, 31939, 33497, 38663, 40549, 72283, 125419, 131537, 223573, 234479, 270641, 283843, 505981, 734597, 770431, 1373377, 1662509, 5142179, 5393017, 9613639, 11637563, 31587671, 221113697]

約数ペア:

[(1, 221113697), (7, 31587671), (19, 11637563), (23, 9613639), (41, 5393017), (43, 5142179), (133, 1662509), (161, 1373377), (287, 770431), (301, 734597), (437, 505981), (779, 283843), (817, 270641), (943, 234479), (989, 223573), (1681, 131537), (1763, 125419), (3059, 72283), (5453, 40549), (5719, 38663), (6601, 33497), (6923, 31939), (11767, 18791), (12341, 17917)]