2129702949

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 3558677760

約数和(自身を除く): 1428974811

約数列:

[1, 3, 9, 11, 27, 33, 73, 81, 99, 137, 219, 239, 297, 411, 657, 717, 803, 891, 1233, 1507, 1971, 2151, 2409, 2629, 3699, 4521, 5913, 6453, 7227, 7887, 10001, 11097, 13563, 17447, 19359, 21681, 23661, 30003, 32743, 40689, 52341, 65043, 70983, 90009, 98229, 110011, 122067, 157023, 191917, 212949, 270027, 294687, 330033, 360173, 471069, 575751, 810081, 884061, 990099, 1080519, 1413207, 1727253, 2390239, 2652183, 2970297, 3241557, 5181759, 7170717, 8910891, 9724671, 15545277, 21512151, 26292629, 29174013, 64536453, 78877887, 193609359, 236633661, 709900983, 2129702949]

約数ペア:

[(1, 2129702949), (3, 709900983), (9, 236633661), (11, 193609359), (27, 78877887), (33, 64536453), (73, 29174013), (81, 26292629), (99, 21512151), (137, 15545277), (219, 9724671), (239, 8910891), (297, 7170717), (411, 5181759), (657, 3241557), (717, 2970297), (803, 2652183), (891, 2390239), (1233, 1727253), (1507, 1413207), (1971, 1080519), (2151, 990099), (2409, 884061), (2629, 810081), (3699, 575751), (4521, 471069), (5913, 360173), (6453, 330033), (7227, 294687), (7887, 270027), (10001, 212949), (11097, 191917), (13563, 157023), (17447, 122067), (19359, 110011), (21681, 98229), (23661, 90009), (30003, 70983), (32743, 65043), (40689, 52341)]