81138204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13999}}^1$

素因数の和:14039

約数の個数: 72

約数和(自身を含む): 244608000

約数和(自身を除く): 163469796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 5796, 13999, 27998, 41997, 55996, 83994, 97993, 125991, 167988, 195986, 251982, 293979, 321977, 391972, 503964, 587958, 643954, 881937, 965931, 1175916, 1287908, 1763874, 1931862, 2253839, 2897793, 3527748, 3863724, 4507678, 5795586, 6761517, 9015356, 11591172, 13523034, 20284551, 27046068, 40569102, 81138204]

約数ペア:

[(1, 81138204), (2, 40569102), (3, 27046068), (4, 20284551), (6, 13523034), (7, 11591172), (9, 9015356), (12, 6761517), (14, 5795586), (18, 4507678), (21, 3863724), (23, 3527748), (28, 2897793), (36, 2253839), (42, 1931862), (46, 1763874), (63, 1287908), (69, 1175916), (84, 965931), (92, 881937), (126, 643954), (138, 587958), (161, 503964), (207, 391972), (252, 321977), (276, 293979), (322, 251982), (414, 195986), (483, 167988), (644, 125991), (828, 97993), (966, 83994), (1449, 55996), (1932, 41997), (2898, 27998), (5796, 13999)]