256644786

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{2777}}^1$

素因数の和:3066

約数の個数: 32

約数和(自身を含む): 522975168

約数和(自身を除く): 266330382

約数列:

[1, 2, 3, 6, 73, 146, 211, 219, 422, 438, 633, 1266, 2777, 5554, 8331, 15403, 16662, 30806, 46209, 92418, 202721, 405442, 585947, 608163, 1171894, 1216326, 1757841, 3515682, 42774131, 85548262, 128322393, 256644786]

約数ペア:

[(1, 256644786), (2, 128322393), (3, 85548262), (6, 42774131), (73, 3515682), (146, 1757841), (211, 1216326), (219, 1171894), (422, 608163), (438, 585947), (633, 405442), (1266, 202721), (2777, 92418), (5554, 46209), (8331, 30806), (15403, 16662)]