205807761

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{983}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 305063616

約数和(自身を除く): 99255855

約数列:

[1, 3, 9, 43, 129, 387, 541, 983, 1623, 2949, 4869, 8847, 23263, 42269, 69789, 126807, 209367, 380421, 531803, 1595409, 4786227, 22867529, 68602587, 205807761]

約数ペア:

[(1, 205807761), (3, 68602587), (9, 22867529), (43, 4786227), (129, 1595409), (387, 531803), (541, 380421), (983, 209367), (1623, 126807), (2949, 69789), (4869, 42269), (8847, 23263)]