509723137

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 676831680

約数和(自身を除く): 167108543

約数列:

[1, 7, 11, 37, 49, 61, 77, 259, 407, 419, 427, 539, 671, 1813, 2257, 2849, 2933, 2989, 4609, 4697, 15503, 15799, 19943, 20531, 24827, 25559, 32263, 32879, 108521, 110593, 170533, 173789, 178913, 225841, 281149, 759647, 945683, 1193731, 1216523, 1252391, 1968043, 6619781, 8356117, 10402513, 13776301, 46338467, 72817591, 509723137]

約数ペア:

[(1, 509723137), (7, 72817591), (11, 46338467), (37, 13776301), (49, 10402513), (61, 8356117), (77, 6619781), (259, 1968043), (407, 1252391), (419, 1216523), (427, 1193731), (539, 945683), (671, 759647), (1813, 281149), (2257, 225841), (2849, 178913), (2933, 173789), (2989, 170533), (4609, 110593), (4697, 108521), (15503, 32879), (15799, 32263), (19943, 25559), (20531, 24827)]