16531389

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4951}}^1$

素因数の和:5017

約数の個数: 24

約数和(自身を含む): 27810432

約数和(自身を除く): 11279043

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 4951, 14853, 34657, 44559, 103971, 262403, 311913, 787209, 1836821, 2361627, 5510463, 16531389]

約数ペア:

[(1, 16531389), (3, 5510463), (7, 2361627), (9, 1836821), (21, 787209), (53, 311913), (63, 262403), (159, 103971), (371, 44559), (477, 34657), (1113, 14853), (3339, 4951)]