81496814

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2029}}^1$

素因数の和:2208

約数の個数: 32

約数和(自身を含む): 148108800

約数和(自身を除く): 66611986

約数列:

[1, 2, 7, 14, 19, 38, 133, 151, 266, 302, 1057, 2029, 2114, 2869, 4058, 5738, 14203, 20083, 28406, 38551, 40166, 77102, 269857, 306379, 539714, 612758, 2144653, 4289306, 5821201, 11642402, 40748407, 81496814]

約数ペア:

[(1, 81496814), (2, 40748407), (7, 11642402), (14, 5821201), (19, 4289306), (38, 2144653), (133, 612758), (151, 539714), (266, 306379), (302, 269857), (1057, 77102), (2029, 40166), (2114, 38551), (2869, 28406), (4058, 20083), (5738, 14203)]