686993896

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{257}}^1\times {\mathrm{2957}}^1$

素因数の和:3333

約数の個数: 32

約数和(自身を含む): 1305010440

約数和(自身を除く): 618016544

約数列:

[1, 2, 4, 8, 113, 226, 257, 452, 514, 904, 1028, 2056, 2957, 5914, 11828, 23656, 29041, 58082, 116164, 232328, 334141, 668282, 759949, 1336564, 1519898, 2673128, 3039796, 6079592, 85874237, 171748474, 343496948, 686993896]

約数ペア:

[(1, 686993896), (2, 343496948), (4, 171748474), (8, 85874237), (113, 6079592), (226, 3039796), (257, 2673128), (452, 1519898), (514, 1336564), (904, 759949), (1028, 668282), (2056, 334141), (2957, 232328), (5914, 116164), (11828, 58082), (23656, 29041)]