541481997

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 881539200

約数和(自身を除く): 340057203

約数列:

[1, 3, 7, 21, 29, 49, 71, 87, 147, 203, 213, 497, 609, 1421, 1491, 1789, 2059, 3479, 4263, 5367, 6177, 10437, 12523, 14413, 37569, 43239, 51881, 87661, 100891, 127019, 155643, 262983, 302673, 363167, 381057, 889133, 1089501, 2542169, 2667399, 3683551, 6223931, 7626507, 11050653, 18671793, 25784857, 77354571, 180493999, 541481997]

約数ペア:

[(1, 541481997), (3, 180493999), (7, 77354571), (21, 25784857), (29, 18671793), (49, 11050653), (71, 7626507), (87, 6223931), (147, 3683551), (203, 2667399), (213, 2542169), (497, 1089501), (609, 889133), (1421, 381057), (1491, 363167), (1789, 302673), (2059, 262983), (3479, 155643), (4263, 127019), (5367, 100891), (6177, 87661), (10437, 51881), (12523, 43239), (14413, 37569)]