208070853

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 298598400

約数和(自身を除く): 90527547

約数列:

[1, 3, 29, 31, 87, 93, 179, 431, 537, 899, 1293, 2697, 5191, 5549, 12499, 13361, 15573, 16647, 37497, 40083, 77149, 160921, 231447, 387469, 482763, 1162407, 2237321, 2391619, 6711963, 7174857, 69356951, 208070853]

約数ペア:

[(1, 208070853), (3, 69356951), (29, 7174857), (31, 6711963), (87, 2391619), (93, 2237321), (179, 1162407), (431, 482763), (537, 387469), (899, 231447), (1293, 160921), (2697, 77149), (5191, 40083), (5549, 37497), (12499, 16647), (13361, 15573)]