199246775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6737}}^1$

素因数の和:6780

約数の個数: 36

約数和(自身を含む): 305797392

約数和(自身を除く): 106550617

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 169, 175, 325, 455, 845, 1183, 2275, 4225, 5915, 6737, 29575, 33685, 47159, 87581, 168425, 235795, 437905, 613067, 1138553, 1178975, 2189525, 3065335, 5692765, 7969871, 15326675, 28463825, 39849355, 199246775]

約数ペア:

[(1, 199246775), (5, 39849355), (7, 28463825), (13, 15326675), (25, 7969871), (35, 5692765), (65, 3065335), (91, 2189525), (169, 1178975), (175, 1138553), (325, 613067), (455, 437905), (845, 235795), (1183, 168425), (2275, 87581), (4225, 47159), (5915, 33685), (6737, 29575)]