641336045

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{1021}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 893604096

約数和(自身を除く): 252268051

約数列:

[1, 5, 7, 35, 131, 137, 655, 685, 917, 959, 1021, 4585, 4795, 5105, 7147, 17947, 35735, 89735, 125629, 133751, 139877, 628145, 668755, 699385, 936257, 979139, 4681285, 4895695, 18323887, 91619435, 128267209, 641336045]

約数ペア:

[(1, 641336045), (5, 128267209), (7, 91619435), (35, 18323887), (131, 4895695), (137, 4681285), (655, 979139), (685, 936257), (917, 699385), (959, 668755), (1021, 628145), (4585, 139877), (4795, 133751), (5105, 125629), (7147, 89735), (17947, 35735)]