71191561

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 85691520

約数和(自身を除く): 14499959

約数列:

[1, 7, 49, 53, 79, 347, 371, 553, 2429, 2597, 3871, 4187, 17003, 18391, 27413, 29309, 128737, 191891, 205163, 901159, 1343237, 1452889, 10170223, 71191561]

約数ペア:

[(1, 71191561), (7, 10170223), (49, 1452889), (53, 1343237), (79, 901159), (347, 205163), (371, 191891), (553, 128737), (2429, 29309), (2597, 27413), (3871, 18391), (4187, 17003)]