257264532

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{340297}}^1$

素因数の和:340317

約数の個数: 48

約数和(自身を含む): 762267520

約数和(自身を除く): 505002988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 340297, 680594, 1020891, 1361188, 2041782, 2382079, 3062673, 4083564, 4764158, 6125346, 7146237, 9188019, 9528316, 12250692, 14292474, 18376038, 21438711, 28584948, 36752076, 42877422, 64316133, 85754844, 128632266, 257264532]

約数ペア:

[(1, 257264532), (2, 128632266), (3, 85754844), (4, 64316133), (6, 42877422), (7, 36752076), (9, 28584948), (12, 21438711), (14, 18376038), (18, 14292474), (21, 12250692), (27, 9528316), (28, 9188019), (36, 7146237), (42, 6125346), (54, 4764158), (63, 4083564), (84, 3062673), (108, 2382079), (126, 2041782), (189, 1361188), (252, 1020891), (378, 680594), (756, 340297)]