219040738

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{21521}}^1$

素因数の和:22257

約数の個数: 16

約数和(自身を含む): 376032384

約数和(自身を除く): 156991646

約数列:

[1, 2, 7, 14, 727, 1454, 5089, 10178, 21521, 43042, 150647, 301294, 15645767, 31291534, 109520369, 219040738]

約数ペア:

[(1, 219040738), (2, 109520369), (7, 31291534), (14, 15645767), (727, 301294), (1454, 150647), (5089, 43042), (10178, 21521)]