138529408

素因数分解:

$2^7\times {\mathrm{109}}^1\times {\mathrm{9929}}^1$

素因数の和:10052

約数の個数: 32

約数和(自身を含む): 278536500

約数和(自身を除く): 140007092

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 436, 872, 1744, 3488, 6976, 9929, 13952, 19858, 39716, 79432, 158864, 317728, 635456, 1082261, 1270912, 2164522, 4329044, 8658088, 17316176, 34632352, 69264704, 138529408]

約数ペア:

[(1, 138529408), (2, 69264704), (4, 34632352), (8, 17316176), (16, 8658088), (32, 4329044), (64, 2164522), (109, 1270912), (128, 1082261), (218, 635456), (436, 317728), (872, 158864), (1744, 79432), (3488, 39716), (6976, 19858), (9929, 13952)]