671296

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:646

約数の個数: 28

約数和(自身を含む): 1412748

約数和(自身を除く): 741452

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 617, 1088, 1234, 2468, 4936, 9872, 10489, 19744, 20978, 39488, 41956, 83912, 167824, 335648, 671296]

約数ペア:

[(1, 671296), (2, 335648), (4, 167824), (8, 83912), (16, 41956), (17, 39488), (32, 20978), (34, 19744), (64, 10489), (68, 9872), (136, 4936), (272, 2468), (544, 1234), (617, 1088)]