3155439

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 5160960

約数和(自身を除く): 2005521

約数列:

[1, 3, 7, 21, 23, 47, 69, 139, 141, 161, 329, 417, 483, 973, 987, 1081, 2919, 3197, 3243, 6533, 7567, 9591, 19599, 22379, 22701, 45731, 67137, 137193, 150259, 450777, 1051813, 3155439]

約数ペア:

[(1, 3155439), (3, 1051813), (7, 450777), (21, 150259), (23, 137193), (47, 67137), (69, 45731), (139, 22701), (141, 22379), (161, 19599), (329, 9591), (417, 7567), (483, 6533), (973, 3243), (987, 3197), (1081, 2919)]