28702839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{16411}}^1$

素因数の和:16478

約数の個数: 16

約数和(自身を含む): 42539904

約数和(自身を除く): 13837065

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 16411, 49233, 180521, 541563, 869783, 2609349, 9567613, 28702839]

約数ペア:

[(1, 28702839), (3, 9567613), (11, 2609349), (33, 869783), (53, 541563), (159, 180521), (583, 49233), (1749, 16411)]