1279733985

素因数分解:

$3^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3163}}^1$

素因数の和:3226

約数の個数: 64

約数和(自身を含む): 2366165760

約数和(自身を除く): 1086431775

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 405, 555, 729, 999, 1215, 1665, 2187, 2997, 3163, 3645, 4995, 8991, 9489, 10935, 14985, 15815, 26973, 28467, 44955, 47445, 80919, 85401, 117031, 134865, 142335, 256203, 351093, 404595, 427005, 585155, 768609, 1053279, 1281015, 1755465, 2305827, 3159837, 3843045, 5266395, 6917481, 9479511, 11529135, 15799185, 28438533, 34587405, 47397555, 85315599, 142192665, 255946797, 426577995, 1279733985]

約数ペア:

[(1, 1279733985), (3, 426577995), (5, 255946797), (9, 142192665), (15, 85315599), (27, 47397555), (37, 34587405), (45, 28438533), (81, 15799185), (111, 11529135), (135, 9479511), (185, 6917481), (243, 5266395), (333, 3843045), (405, 3159837), (555, 2305827), (729, 1755465), (999, 1281015), (1215, 1053279), (1665, 768609), (2187, 585155), (2997, 427005), (3163, 404595), (3645, 351093), (4995, 256203), (8991, 142335), (9489, 134865), (10935, 117031), (14985, 85401), (15815, 80919), (26973, 47445), (28467, 44955)]