172212985

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 246108672

約数和(自身を除く): 73895687

約数列:

[1, 5, 7, 35, 37, 71, 185, 259, 355, 497, 1295, 1873, 2485, 2627, 9365, 13111, 13135, 18389, 65555, 69301, 91945, 132983, 346505, 485107, 664915, 930881, 2425535, 4654405, 4920371, 24601855, 34442597, 172212985]

約数ペア:

[(1, 172212985), (5, 34442597), (7, 24601855), (35, 4920371), (37, 4654405), (71, 2425535), (185, 930881), (259, 664915), (355, 485107), (497, 346505), (1295, 132983), (1873, 91945), (2485, 69301), (2627, 65555), (9365, 18389), (13111, 13135)]