7866747

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 13478400

約数和(自身を除く): 5611653

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 389, 749, 963, 1167, 2247, 2723, 2889, 3501, 6741, 8169, 10503, 20223, 24507, 41623, 73521, 124869, 291361, 374607, 874083, 1123821, 2622249, 7866747]

約数ペア:

[(1, 7866747), (3, 2622249), (7, 1123821), (9, 874083), (21, 374607), (27, 291361), (63, 124869), (107, 73521), (189, 41623), (321, 24507), (389, 20223), (749, 10503), (963, 8169), (1167, 6741), (2247, 3501), (2723, 2889)]