208035737

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 262752000

約数和(自身を除く): 54716263

約数列:

[1, 7, 13, 67, 91, 149, 229, 469, 871, 1043, 1603, 1937, 2977, 6097, 9983, 13559, 15343, 20839, 34121, 69881, 107401, 129779, 199459, 238847, 443573, 908453, 1396213, 2286107, 3105011, 16002749, 29719391, 208035737]

約数ペア:

[(1, 208035737), (7, 29719391), (13, 16002749), (67, 3105011), (91, 2286107), (149, 1396213), (229, 908453), (469, 443573), (871, 238847), (1043, 199459), (1603, 129779), (1937, 107401), (2977, 69881), (6097, 34121), (9983, 20839), (13559, 15343)]