257898864

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{124951}}^1$

素因数の和:125005

約数の個数: 40

約数和(自身を含む): 681738112

約数和(自身を除く): 423839248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 124951, 249902, 374853, 499804, 749706, 999608, 1499412, 1999216, 2998824, 5372893, 5997648, 10745786, 16118679, 21491572, 32237358, 42983144, 64474716, 85966288, 128949432, 257898864]

約数ペア:

[(1, 257898864), (2, 128949432), (3, 85966288), (4, 64474716), (6, 42983144), (8, 32237358), (12, 21491572), (16, 16118679), (24, 10745786), (43, 5997648), (48, 5372893), (86, 2998824), (129, 1999216), (172, 1499412), (258, 999608), (344, 749706), (516, 499804), (688, 374853), (1032, 249902), (2064, 124951)]