51405554

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 82494720

約数和(自身を除く): 31089166

約数列:

[1, 2, 41, 43, 61, 82, 86, 122, 239, 478, 1763, 2501, 2623, 3526, 5002, 5246, 9799, 10277, 14579, 19598, 20554, 29158, 107543, 215086, 421357, 597739, 626897, 842714, 1195478, 1253794, 25702777, 51405554]

約数ペア:

[(1, 51405554), (2, 25702777), (41, 1253794), (43, 1195478), (61, 842714), (82, 626897), (86, 597739), (122, 421357), (239, 215086), (478, 107543), (1763, 29158), (2501, 20554), (2623, 19598), (3526, 14579), (5002, 10277), (5246, 9799)]