1267385216

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{139457}}^1$

素因数の和:139542

約数の個数: 32

約数和(自身を含む): 2560448880

約数和(自身を除く): 1293063664

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 139457, 278914, 557828, 1115656, 2231312, 4462624, 8925248, 9901447, 17850496, 19802894, 39605788, 79211576, 158423152, 316846304, 633692608, 1267385216]

約数ペア:

[(1, 1267385216), (2, 633692608), (4, 316846304), (8, 158423152), (16, 79211576), (32, 39605788), (64, 19802894), (71, 17850496), (128, 9901447), (142, 8925248), (284, 4462624), (568, 2231312), (1136, 1115656), (2272, 557828), (4544, 278914), (9088, 139457)]