785243889

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{1237}}^1$

素因数の和:1727

約数の個数: 40

約数和(自身を含む): 1245720168

約数和(自身を除く): 460476279

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 461, 1237, 1377, 1383, 3711, 4149, 7837, 11133, 12447, 21029, 23511, 33399, 37341, 63087, 70533, 100197, 189261, 211599, 567783, 570257, 634797, 1703349, 1710771, 5132313, 9694369, 15396939, 29083107, 46190817, 87249321, 261747963, 785243889]

約数ペア:

[(1, 785243889), (3, 261747963), (9, 87249321), (17, 46190817), (27, 29083107), (51, 15396939), (81, 9694369), (153, 5132313), (459, 1710771), (461, 1703349), (1237, 634797), (1377, 570257), (1383, 567783), (3711, 211599), (4149, 189261), (7837, 100197), (11133, 70533), (12447, 63087), (21029, 37341), (23511, 33399)]