31352748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 86413824

約数和(自身を除く): 55061076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 497, 588, 751, 852, 994, 1491, 1502, 1988, 2253, 2982, 3004, 3479, 4506, 5257, 5964, 6958, 9012, 10437, 10514, 13916, 15771, 20874, 21028, 31542, 36799, 41748, 53321, 63084, 73598, 106642, 110397, 147196, 159963, 213284, 220794, 319926, 373247, 441588, 639852, 746494, 1119741, 1492988, 2239482, 2612729, 4478964, 5225458, 7838187, 10450916, 15676374, 31352748]

約数ペア:

[(1, 31352748), (2, 15676374), (3, 10450916), (4, 7838187), (6, 5225458), (7, 4478964), (12, 2612729), (14, 2239482), (21, 1492988), (28, 1119741), (42, 746494), (49, 639852), (71, 441588), (84, 373247), (98, 319926), (142, 220794), (147, 213284), (196, 159963), (213, 147196), (284, 110397), (294, 106642), (426, 73598), (497, 63084), (588, 53321), (751, 41748), (852, 36799), (994, 31542), (1491, 21028), (1502, 20874), (1988, 15771), (2253, 13916), (2982, 10514), (3004, 10437), (3479, 9012), (4506, 6958), (5257, 5964)]