71387648

素因数分解:

$2^9\times {\mathrm{139429}}^1$

素因数の和:139447

約数の個数: 20

約数和(自身を含む): 142636890

約数和(自身を除く): 71249242

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 139429, 278858, 557716, 1115432, 2230864, 4461728, 8923456, 17846912, 35693824, 71387648]

約数ペア:

[(1, 71387648), (2, 35693824), (4, 17846912), (8, 8923456), (16, 4461728), (32, 2230864), (64, 1115432), (128, 557716), (256, 278858), (512, 139429)]