71395317

素因数分解:

$3^3\times 7^1\times {\mathrm{503}}^1\times {\mathrm{751}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 121282560

約数和(自身を除く): 49887243

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 503, 751, 1509, 2253, 3521, 4527, 5257, 6759, 10563, 13581, 15771, 20277, 31689, 47313, 95067, 141939, 377753, 1133259, 2644271, 3399777, 7932813, 10199331, 23798439, 71395317]

約数ペア:

[(1, 71395317), (3, 23798439), (7, 10199331), (9, 7932813), (21, 3399777), (27, 2644271), (63, 1133259), (189, 377753), (503, 141939), (751, 95067), (1509, 47313), (2253, 31689), (3521, 20277), (4527, 15771), (5257, 13581), (6759, 10563)]