26978756

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 55794816

約数和(自身を除く): 28816060

約数列:

[1, 2, 4, 7, 14, 28, 67, 73, 134, 146, 197, 268, 292, 394, 469, 511, 788, 938, 1022, 1379, 1876, 2044, 2758, 4891, 5516, 9782, 13199, 14381, 19564, 26398, 28762, 34237, 52796, 57524, 68474, 92393, 100667, 136948, 184786, 201334, 369572, 402668, 963527, 1927054, 3854108, 6744689, 13489378, 26978756]

約数ペア:

[(1, 26978756), (2, 13489378), (4, 6744689), (7, 3854108), (14, 1927054), (28, 963527), (67, 402668), (73, 369572), (134, 201334), (146, 184786), (197, 136948), (268, 100667), (292, 92393), (394, 68474), (469, 57524), (511, 52796), (788, 34237), (938, 28762), (1022, 26398), (1379, 19564), (1876, 14381), (2044, 13199), (2758, 9782), (4891, 5516)]