81031203

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1667}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 128022336

約数和(自身を除く): 46991133

約数列:

[1, 3, 9, 11, 33, 99, 491, 1473, 1667, 4419, 5001, 5401, 15003, 16203, 18337, 48609, 55011, 165033, 818497, 2455491, 7366473, 9003467, 27010401, 81031203]

約数ペア:

[(1, 81031203), (3, 27010401), (9, 9003467), (11, 7366473), (33, 2455491), (99, 818497), (491, 165033), (1473, 55011), (1667, 48609), (4419, 18337), (5001, 16203), (5401, 15003)]