289301355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{306139}}^1$

素因数の和:306160

約数の個数: 32

約数和(自身を含む): 587788800

約数和(自身を除く): 298487445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 306139, 918417, 1530695, 2142973, 2755251, 4592085, 6428919, 8265753, 10714865, 13776255, 19286757, 32144595, 41328765, 57860271, 96433785, 289301355]

約数ペア:

[(1, 289301355), (3, 96433785), (5, 57860271), (7, 41328765), (9, 32144595), (15, 19286757), (21, 13776255), (27, 10714865), (35, 8265753), (45, 6428919), (63, 4592085), (105, 2755251), (135, 2142973), (189, 1530695), (315, 918417), (945, 306139)]