42001712

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 85359120

約数和(自身を除く): 43357408

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1489, 1763, 2978, 3526, 5956, 7052, 11912, 14104, 23824, 28208, 61049, 64027, 122098, 128054, 244196, 256108, 488392, 512216, 976784, 1024432, 2625107, 5250214, 10500428, 21000856, 42001712]

約数ペア:

[(1, 42001712), (2, 21000856), (4, 10500428), (8, 5250214), (16, 2625107), (41, 1024432), (43, 976784), (82, 512216), (86, 488392), (164, 256108), (172, 244196), (328, 128054), (344, 122098), (656, 64027), (688, 61049), (1489, 28208), (1763, 23824), (2978, 14104), (3526, 11912), (5956, 7052)]