129357584

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{90841}}^1$

素因数の和:90938

約数の個数: 20

約数和(自身を含む): 253449180

約数和(自身を除く): 124091596

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 90841, 181682, 363364, 726728, 1453456, 8084849, 16169698, 32339396, 64678792, 129357584]

約数ペア:

[(1, 129357584), (2, 64678792), (4, 32339396), (8, 16169698), (16, 8084849), (89, 1453456), (178, 726728), (356, 363364), (712, 181682), (1424, 90841)]