2149016778

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{2281}}^1$

素因数の和:2604

約数の個数: 64

約数和(自身を含む): 4863398400

約数和(自身を除く): 2714381622

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 239, 438, 478, 657, 717, 1314, 1434, 1971, 2151, 2281, 3942, 4302, 4562, 6453, 6843, 12906, 13686, 17447, 20529, 34894, 41058, 52341, 61587, 104682, 123174, 157023, 166513, 314046, 333026, 471069, 499539, 545159, 942138, 999078, 1090318, 1498617, 1635477, 2997234, 3270954, 4495851, 4906431, 8991702, 9812862, 14719293, 29438586, 39796607, 79593214, 119389821, 238779642, 358169463, 716338926, 1074508389, 2149016778]

約数ペア:

[(1, 2149016778), (2, 1074508389), (3, 716338926), (6, 358169463), (9, 238779642), (18, 119389821), (27, 79593214), (54, 39796607), (73, 29438586), (146, 14719293), (219, 9812862), (239, 8991702), (438, 4906431), (478, 4495851), (657, 3270954), (717, 2997234), (1314, 1635477), (1434, 1498617), (1971, 1090318), (2151, 999078), (2281, 942138), (3942, 545159), (4302, 499539), (4562, 471069), (6453, 333026), (6843, 314046), (12906, 166513), (13686, 157023), (17447, 123174), (20529, 104682), (34894, 61587), (41058, 52341)]