207125281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 245329920

約数和(自身を除く): 38204639

約数列:

[1, 11, 23, 43, 79, 241, 253, 473, 869, 989, 1817, 2651, 3397, 5543, 10363, 10879, 19039, 19987, 37367, 60973, 78131, 113993, 209429, 238349, 437897, 818677, 859441, 2621839, 4816867, 9005447, 18829571, 207125281]

約数ペア:

[(1, 207125281), (11, 18829571), (23, 9005447), (43, 4816867), (79, 2621839), (241, 859441), (253, 818677), (473, 437897), (869, 238349), (989, 209429), (1817, 113993), (2651, 78131), (3397, 60973), (5543, 37367), (10363, 19987), (10879, 19039)]