16385551

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 21258720

約数和(自身を除く): 4873169

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 887, 1421, 2639, 6209, 11531, 18473, 25723, 43463, 80717, 180061, 334399, 565019, 1260427, 2340793, 16385551]

約数ペア:

[(1, 16385551), (7, 2340793), (13, 1260427), (29, 565019), (49, 334399), (91, 180061), (203, 80717), (377, 43463), (637, 25723), (887, 18473), (1421, 11531), (2639, 6209)]