201891987

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6353}}^1$

素因数の和:6480

約数の個数: 32

約数和(自身を含む): 329391360

約数和(自身を除く): 127499373

約数列:

[1, 3, 9, 11, 27, 33, 99, 107, 297, 321, 963, 1177, 2889, 3531, 6353, 10593, 19059, 31779, 57177, 69883, 171531, 209649, 628947, 679771, 1886841, 2039313, 6117939, 7477481, 18353817, 22432443, 67297329, 201891987]

約数ペア:

[(1, 201891987), (3, 67297329), (9, 22432443), (11, 18353817), (27, 7477481), (33, 6117939), (99, 2039313), (107, 1886841), (297, 679771), (321, 628947), (963, 209649), (1177, 171531), (2889, 69883), (3531, 57177), (6353, 31779), (10593, 19059)]