123669412

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 218947680

約数和(自身を除く): 95278268

約数列:

[1, 2, 4, 139, 278, 347, 556, 641, 694, 1282, 1388, 2564, 48233, 89099, 96466, 178198, 192932, 222427, 356396, 444854, 889708, 30917353, 61834706, 123669412]

約数ペア:

[(1, 123669412), (2, 61834706), (4, 30917353), (139, 889708), (278, 444854), (347, 356396), (556, 222427), (641, 192932), (694, 178198), (1282, 96466), (1388, 89099), (2564, 48233)]