219032639

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{16547}}^1$

素因数の和:16646

約数の個数: 16

約数和(自身を含む): 262649856

約数和(自身を除く): 43617217

約数列:

[1, 7, 31, 61, 217, 427, 1891, 13237, 16547, 115829, 512957, 1009367, 3590699, 7065569, 31290377, 219032639]

約数ペア:

[(1, 219032639), (7, 31290377), (31, 7065569), (61, 3590699), (217, 1009367), (427, 512957), (1891, 115829), (13237, 16547)]