28697306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{19469}}^1$

素因数の和:19549

約数の個数: 16

約数和(自身を含む): 47662560

約数和(自身を除く): 18965254

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 19469, 38938, 214159, 428318, 1304423, 2608846, 14348653, 28697306]

約数ペア:

[(1, 28697306), (2, 14348653), (11, 2608846), (22, 1304423), (67, 428318), (134, 214159), (737, 38938), (1474, 19469)]