213715390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{2753}}^1$

素因数の和:3876

約数の個数: 32

約数和(自身を含む): 440199360

約数和(自身を除く): 226483970

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1109, 2218, 2753, 5506, 5545, 7763, 11090, 13765, 15526, 19271, 27530, 38542, 38815, 77630, 96355, 192710, 3053077, 6106154, 15265385, 21371539, 30530770, 42743078, 106857695, 213715390]

約数ペア:

[(1, 213715390), (2, 106857695), (5, 42743078), (7, 30530770), (10, 21371539), (14, 15265385), (35, 6106154), (70, 3053077), (1109, 192710), (2218, 96355), (2753, 77630), (5506, 38815), (5545, 38542), (7763, 27530), (11090, 19271), (13765, 15526)]