123990204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25639}}^1$

素因数の和:25690

約数の個数: 48

約数和(自身を含む): 321628160

約数和(自身を除く): 197637956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 25639, 51278, 76917, 102556, 153834, 307668, 333307, 666614, 794809, 999921, 1333228, 1589618, 1999842, 2384427, 3179236, 3999684, 4768854, 9537708, 10332517, 20665034, 30997551, 41330068, 61995102, 123990204]

約数ペア:

[(1, 123990204), (2, 61995102), (3, 41330068), (4, 30997551), (6, 20665034), (12, 10332517), (13, 9537708), (26, 4768854), (31, 3999684), (39, 3179236), (52, 2384427), (62, 1999842), (78, 1589618), (93, 1333228), (124, 999921), (156, 794809), (186, 666614), (372, 333307), (403, 307668), (806, 153834), (1209, 102556), (1612, 76917), (2418, 51278), (4836, 25639)]