129103688

素因数分解:

$2^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{4139}}^1$

素因数の和:4709

約数の個数: 32

約数和(自身を含む): 277214400

約数和(自身を除く): 148110712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 557, 1114, 2228, 3899, 4139, 4456, 7798, 8278, 15596, 16556, 28973, 31192, 33112, 57946, 115892, 231784, 2305423, 4610846, 9221692, 16137961, 18443384, 32275922, 64551844, 129103688]

約数ペア:

[(1, 129103688), (2, 64551844), (4, 32275922), (7, 18443384), (8, 16137961), (14, 9221692), (28, 4610846), (56, 2305423), (557, 231784), (1114, 115892), (2228, 57946), (3899, 33112), (4139, 31192), (4456, 28973), (7798, 16556), (8278, 15596)]