678705723

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3037}}^1$

素因数の和:3169

約数の個数: 40

約数和(自身を含む): 1058682240

約数和(自身を除く): 379976517

約数列:

[1, 3, 9, 27, 31, 81, 89, 93, 267, 279, 801, 837, 2403, 2511, 2759, 3037, 7209, 8277, 9111, 24831, 27333, 74493, 81999, 94147, 223479, 245997, 270293, 282441, 810879, 847323, 2432637, 2541969, 7297911, 7625907, 8379083, 21893733, 25137249, 75411747, 226235241, 678705723]

約数ペア:

[(1, 678705723), (3, 226235241), (9, 75411747), (27, 25137249), (31, 21893733), (81, 8379083), (89, 7625907), (93, 7297911), (267, 2541969), (279, 2432637), (801, 847323), (837, 810879), (2403, 282441), (2511, 270293), (2759, 245997), (3037, 223479), (7209, 94147), (8277, 81999), (9111, 74493), (24831, 27333)]