72176461

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1358

約数の個数: 20

約数和(自身を含む): 87928992

約数和(自身を除く): 15752531

約数列:

[1, 7, 23, 49, 161, 343, 1127, 1307, 2401, 7889, 9149, 30061, 55223, 64043, 210427, 448301, 1472989, 3138107, 10310923, 72176461]

約数ペア:

[(1, 72176461), (7, 10310923), (23, 3138107), (49, 1472989), (161, 448301), (343, 210427), (1127, 64043), (1307, 55223), (2401, 30061), (7889, 9149)]