254138841

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{2141}}^1$

素因数の和:2278

約数の個数: 36

約数和(自身を含む): 407386980

約数和(自身を除く): 153248139

約数列:

[1, 3, 9, 11, 33, 99, 109, 121, 327, 363, 981, 1089, 1199, 2141, 3597, 6423, 10791, 13189, 19269, 23551, 39567, 70653, 118701, 211959, 233369, 259061, 700107, 777183, 2100321, 2331549, 2567059, 7701177, 23103531, 28237649, 84712947, 254138841]

約数ペア:

[(1, 254138841), (3, 84712947), (9, 28237649), (11, 23103531), (33, 7701177), (99, 2567059), (109, 2331549), (121, 2100321), (327, 777183), (363, 700107), (981, 259061), (1089, 233369), (1199, 211959), (2141, 118701), (3597, 70653), (6423, 39567), (10791, 23551), (13189, 19269)]