128949485

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{919}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 187238400

約数和(自身を除く): 58288915

約数列:

[1, 5, 7, 19, 35, 95, 133, 211, 665, 919, 1055, 1477, 4009, 4595, 6433, 7385, 17461, 20045, 28063, 32165, 87305, 122227, 140315, 193909, 611135, 969545, 1357363, 3684271, 6786815, 18421355, 25789897, 128949485]

約数ペア:

[(1, 128949485), (5, 25789897), (7, 18421355), (19, 6786815), (35, 3684271), (95, 1357363), (133, 969545), (211, 611135), (665, 193909), (919, 140315), (1055, 122227), (1477, 87305), (4009, 32165), (4595, 28063), (6433, 20045), (7385, 17461)]