123778312208

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{34691231}}^1$

素因数の和:34691462

約数の個数: 20

約数和(自身を含む): 240895915008

約数和(自身を除く): 117117602800

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 34691231, 69382462, 138764924, 277529848, 555059696, 7736144513, 15472289026, 30944578052, 61889156104, 123778312208]

約数ペア:

[(1, 123778312208), (2, 61889156104), (4, 30944578052), (8, 15472289026), (16, 7736144513), (223, 555059696), (446, 277529848), (892, 138764924), (1784, 69382462), (3568, 34691231)]