71395263

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{28433}}^1$

素因数の和:28476

約数の個数: 20

約数和(自身を含む): 110096448

約数和(自身を除く): 38701185

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 28433, 85299, 255897, 767691, 881423, 2303073, 2644269, 7932807, 23798421, 71395263]

約数ペア:

[(1, 71395263), (3, 23798421), (9, 7932807), (27, 2644269), (31, 2303073), (81, 881423), (93, 767691), (279, 255897), (837, 85299), (2511, 28433)]