71331328

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1242

約数の個数: 40

約数和(自身を含む): 143776512

約数和(自身を除く): 72445184

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1097, 2032, 2194, 4064, 4388, 8128, 8776, 16256, 17552, 32512, 35104, 65024, 70208, 139319, 140416, 278638, 280832, 557276, 561664, 1114552, 2229104, 4458208, 8916416, 17832832, 35665664, 71331328]

約数ペア:

[(1, 71331328), (2, 35665664), (4, 17832832), (8, 8916416), (16, 4458208), (32, 2229104), (64, 1114552), (127, 561664), (128, 557276), (254, 280832), (256, 278638), (508, 140416), (512, 139319), (1016, 70208), (1097, 65024), (2032, 35104), (2194, 32512), (4064, 17552), (4388, 16256), (8128, 8776)]