256793.0000000

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 13646880

約数和(自身を除く): 5891242

約数列:

[1, 2, 11, 17, 22, 34, 89, 178, 187, 233, 374, 466, 979, 1513, 1958, 2563, 3026, 3961, 5126, 7922, 16643, 20737, 33286, 41474, 43571, 87142, 228107, 352529, 456214, 705058, 3877819, 7755638]

約数ペア:

[(1, 7755638), (2, 3877819), (11, 705058), (17, 456214), (22, 352529), (34, 228107), (89, 87142), (178, 43571), (187, 41474), (233, 33286), (374, 20737), (466, 16643), (979, 7922), (1513, 5126), (1958, 3961), (2563, 3026)]