2013181605

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{4513}}^1$

素因数の和:4978

約数の個数: 48

約数和(自身を含む): 3650489856

約数和(自身を除く): 1637308251

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 431, 1035, 1293, 2155, 3879, 4513, 6465, 9913, 13539, 19395, 22565, 29739, 40617, 49565, 67695, 89217, 103799, 148695, 203085, 311397, 446085, 518995, 934191, 1556985, 1945103, 4670955, 5835309, 9725515, 17505927, 29176545, 44737369, 87529635, 134212107, 223686845, 402636321, 671060535, 2013181605]

約数ペア:

[(1, 2013181605), (3, 671060535), (5, 402636321), (9, 223686845), (15, 134212107), (23, 87529635), (45, 44737369), (69, 29176545), (115, 17505927), (207, 9725515), (345, 5835309), (431, 4670955), (1035, 1945103), (1293, 1556985), (2155, 934191), (3879, 518995), (4513, 446085), (6465, 311397), (9913, 203085), (13539, 148695), (19395, 103799), (22565, 89217), (29739, 67695), (40617, 49565)]