245727398

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^2\times {\mathrm{89}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 441249120

約数和(自身を除く): 195521722

約数列:

[1, 2, 7, 14, 53, 61, 89, 106, 122, 178, 371, 427, 623, 742, 854, 1246, 3233, 3721, 4717, 5429, 6466, 7442, 9434, 10858, 22631, 26047, 33019, 38003, 45262, 52094, 66038, 76006, 197213, 287737, 331169, 394426, 575474, 662338, 1380491, 2014159, 2318183, 2760982, 4028318, 4636366, 17551957, 35103914, 122863699, 245727398]

約数ペア:

[(1, 245727398), (2, 122863699), (7, 35103914), (14, 17551957), (53, 4636366), (61, 4028318), (89, 2760982), (106, 2318183), (122, 2014159), (178, 1380491), (371, 662338), (427, 575474), (623, 394426), (742, 331169), (854, 287737), (1246, 197213), (3233, 76006), (3721, 66038), (4717, 52094), (5429, 45262), (6466, 38003), (7442, 33019), (9434, 26047), (10858, 22631)]