2178748803

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{91571}}^1$

素因数の和:91695

約数の個数: 32

約数和(自身を含む): 3657019392

約数和(自身を除く): 1478270589

約数列:

[1, 3, 7, 11, 21, 33, 77, 103, 231, 309, 721, 1133, 2163, 3399, 7931, 23793, 91571, 274713, 640997, 1007281, 1922991, 3021843, 7050967, 9431813, 21152901, 28295439, 66022691, 103749943, 198068073, 311249829, 726249601, 2178748803]

約数ペア:

[(1, 2178748803), (3, 726249601), (7, 311249829), (11, 198068073), (21, 103749943), (33, 66022691), (77, 28295439), (103, 21152901), (231, 9431813), (309, 7050967), (721, 3021843), (1133, 1922991), (2163, 1007281), (3399, 640997), (7931, 274713), (23793, 91571)]