7439278

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 14511744

約数和(自身を除く): 7072466

約数列:

[1, 2, 7, 11, 14, 22, 49, 67, 77, 98, 103, 134, 154, 206, 469, 539, 721, 737, 938, 1078, 1133, 1442, 1474, 2266, 3283, 5047, 5159, 6566, 6901, 7931, 10094, 10318, 13802, 15862, 36113, 48307, 55517, 72226, 75911, 96614, 111034, 151822, 338149, 531377, 676298, 1062754, 3719639, 7439278]

約数ペア:

[(1, 7439278), (2, 3719639), (7, 1062754), (11, 676298), (14, 531377), (22, 338149), (49, 151822), (67, 111034), (77, 96614), (98, 75911), (103, 72226), (134, 55517), (154, 48307), (206, 36113), (469, 15862), (539, 13802), (721, 10318), (737, 10094), (938, 7931), (1078, 6901), (1133, 6566), (1442, 5159), (1474, 5047), (2266, 3283)]