26999667

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 43130880

約数和(自身を除く): 16131213

約数列:

[1, 3, 9, 29, 31, 47, 71, 87, 93, 141, 213, 261, 279, 423, 639, 899, 1363, 1457, 2059, 2201, 2697, 3337, 4089, 4371, 6177, 6603, 8091, 10011, 12267, 13113, 18531, 19809, 30033, 42253, 63829, 96773, 103447, 126759, 191487, 290319, 310341, 380277, 574461, 870957, 931023, 2999963, 8999889, 26999667]

約数ペア:

[(1, 26999667), (3, 8999889), (9, 2999963), (29, 931023), (31, 870957), (47, 574461), (71, 380277), (87, 310341), (93, 290319), (141, 191487), (213, 126759), (261, 103447), (279, 96773), (423, 63829), (639, 42253), (899, 30033), (1363, 19809), (1457, 18531), (2059, 13113), (2201, 12267), (2697, 10011), (3337, 8091), (4089, 6603), (4371, 6177)]