7131537

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 12230400

約数和(自身を除く): 5098863

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 389, 679, 873, 1167, 2037, 2619, 2723, 3501, 6111, 8169, 10503, 18333, 24507, 37733, 73521, 113199, 264131, 339597, 792393, 1018791, 2377179, 7131537]

約数ペア:

[(1, 7131537), (3, 2377179), (7, 1018791), (9, 792393), (21, 339597), (27, 264131), (63, 113199), (97, 73521), (189, 37733), (291, 24507), (389, 18333), (679, 10503), (873, 8169), (1167, 6111), (2037, 3501), (2619, 2723)]