81187398

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 182167440

約数和(自身を除く): 100980042

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 139, 222, 278, 333, 417, 666, 834, 877, 1251, 1754, 2502, 2631, 5143, 5262, 7893, 10286, 15429, 15786, 30858, 32449, 46287, 64898, 92574, 97347, 121903, 194694, 243806, 292041, 365709, 584082, 731418, 1097127, 2194254, 4510411, 9020822, 13531233, 27062466, 40593699, 81187398]

約数ペア:

[(1, 81187398), (2, 40593699), (3, 27062466), (6, 13531233), (9, 9020822), (18, 4510411), (37, 2194254), (74, 1097127), (111, 731418), (139, 584082), (222, 365709), (278, 292041), (333, 243806), (417, 194694), (666, 121903), (834, 97347), (877, 92574), (1251, 64898), (1754, 46287), (2502, 32449), (2631, 30858), (5143, 15786), (5262, 15429), (7893, 10286)]