17642702007

素因数分解:

$3^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{55487}}^1$

素因数の和:55617

約数の個数: 48

約数和(自身を含む): 30007910400

約数和(自身を除く): 12365208393

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 343, 441, 721, 927, 1029, 2163, 3087, 5047, 6489, 15141, 35329, 45423, 55487, 105987, 166461, 317961, 388409, 499383, 1165227, 2718863, 3495681, 5715161, 8156589, 17145483, 19032041, 24469767, 40006127, 51436449, 57096123, 120018381, 171288369, 280042889, 360055143, 840128667, 1960300223, 2520386001, 5880900669, 17642702007]

約数ペア:

[(1, 17642702007), (3, 5880900669), (7, 2520386001), (9, 1960300223), (21, 840128667), (49, 360055143), (63, 280042889), (103, 171288369), (147, 120018381), (309, 57096123), (343, 51436449), (441, 40006127), (721, 24469767), (927, 19032041), (1029, 17145483), (2163, 8156589), (3087, 5715161), (5047, 3495681), (6489, 2718863), (15141, 1165227), (35329, 499383), (45423, 388409), (55487, 317961), (105987, 166461)]