1991592

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 5460000

約数和(自身を除く): 3468408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 199, 278, 398, 417, 556, 597, 796, 834, 1112, 1194, 1251, 1592, 1668, 1791, 2388, 2502, 3336, 3582, 4776, 5004, 7164, 10008, 14328, 27661, 55322, 82983, 110644, 165966, 221288, 248949, 331932, 497898, 663864, 995796, 1991592]

約数ペア:

[(1, 1991592), (2, 995796), (3, 663864), (4, 497898), (6, 331932), (8, 248949), (9, 221288), (12, 165966), (18, 110644), (24, 82983), (36, 55322), (72, 27661), (139, 14328), (199, 10008), (278, 7164), (398, 5004), (417, 4776), (556, 3582), (597, 3336), (796, 2502), (834, 2388), (1112, 1791), (1194, 1668), (1251, 1592)]