71665272

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{142193}}^1$

素因数の和:142212

約数の個数: 48

約数和(自身を含む): 221822640

約数和(自身を除く): 150157368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 142193, 284386, 426579, 568772, 853158, 995351, 1137544, 1279737, 1706316, 1990702, 2559474, 2986053, 3412632, 3981404, 5118948, 5972106, 7962808, 8958159, 10237896, 11944212, 17916318, 23888424, 35832636, 71665272]

約数ペア:

[(1, 71665272), (2, 35832636), (3, 23888424), (4, 17916318), (6, 11944212), (7, 10237896), (8, 8958159), (9, 7962808), (12, 5972106), (14, 5118948), (18, 3981404), (21, 3412632), (24, 2986053), (28, 2559474), (36, 1990702), (42, 1706316), (56, 1279737), (63, 1137544), (72, 995351), (84, 853158), (126, 568772), (168, 426579), (252, 284386), (504, 142193)]