28714906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{12923}}^1$

素因数の和:13037

約数の個数: 16

約数和(自身を含む): 47456928

約数和(自身を除く): 18742022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 12923, 25846, 142153, 284306, 1305223, 2610446, 14357453, 28714906]

約数ペア:

[(1, 28714906), (2, 14357453), (11, 2610446), (22, 1305223), (101, 284306), (202, 142153), (1111, 25846), (2222, 12923)]