71239028

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{54133}}^1$

素因数の和:54191

約数の個数: 24

約数和(自身を含む): 145512192

約数和(自身を除く): 74273164

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 54133, 108266, 216532, 378931, 757862, 1515724, 2544251, 5088502, 10177004, 17809757, 35619514, 71239028]

約数ペア:

[(1, 71239028), (2, 35619514), (4, 17809757), (7, 10177004), (14, 5088502), (28, 2544251), (47, 1515724), (94, 757862), (188, 378931), (329, 216532), (658, 108266), (1316, 54133)]