205651054749

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{347057}}^1$

素因数の和:347242

約数の個数: 48

約数和(自身を含む): 332342740800

約数和(自身を除く): 126691686051

約数列:

[1, 3, 7, 21, 29, 49, 87, 139, 147, 203, 417, 609, 973, 1421, 2919, 4031, 4263, 6811, 12093, 20433, 28217, 84651, 197519, 347057, 592557, 1041171, 2429399, 7288197, 10064653, 17005793, 30193959, 48240923, 51017379, 70452571, 144722769, 211357713, 337686461, 493167997, 1013059383, 1398986767, 1479503991, 2363805227, 4196960301, 7091415681, 9792907369, 29378722107, 68550351583, 205651054749]

約数ペア:

[(1, 205651054749), (3, 68550351583), (7, 29378722107), (21, 9792907369), (29, 7091415681), (49, 4196960301), (87, 2363805227), (139, 1479503991), (147, 1398986767), (203, 1013059383), (417, 493167997), (609, 337686461), (973, 211357713), (1421, 144722769), (2919, 70452571), (4031, 51017379), (4263, 48240923), (6811, 30193959), (12093, 17005793), (20433, 10064653), (28217, 7288197), (84651, 2429399), (197519, 1041171), (347057, 592557)]