1348657778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{80671}}^1$

素因数の和:81329

約数の個数: 16

約数和(自身を含む): 2182016256

約数和(自身を除く): 833358478

約数列:

[1, 2, 13, 26, 643, 1286, 8359, 16718, 80671, 161342, 1048723, 2097446, 51871453, 103742906, 674328889, 1348657778]

約数ペア:

[(1, 1348657778), (2, 674328889), (13, 103742906), (26, 51871453), (643, 2097446), (1286, 1048723), (8359, 161342), (16718, 80671)]