178387170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457403}}^1$

素因数の和:457426

約数の個数: 32

約数和(自身を含む): 461063232

約数和(自身を除く): 282676062

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 457403, 914806, 1372209, 2287015, 2744418, 4574030, 5946239, 6861045, 11892478, 13722090, 17838717, 29731195, 35677434, 59462390, 89193585, 178387170]

約数ペア:

[(1, 178387170), (2, 89193585), (3, 59462390), (5, 35677434), (6, 29731195), (10, 17838717), (13, 13722090), (15, 11892478), (26, 6861045), (30, 5946239), (39, 4574030), (65, 2744418), (78, 2287015), (130, 1372209), (195, 914806), (390, 457403)]