26788515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8081}}^1$

素因数の和:8119

約数の個数: 32

約数和(自身を含む): 48879936

約数和(自身を除く): 22091421

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 8081, 24243, 40405, 105053, 121215, 137377, 315159, 412131, 525265, 686885, 1575795, 1785901, 2060655, 5357703, 8929505, 26788515]

約数ペア:

[(1, 26788515), (3, 8929505), (5, 5357703), (13, 2060655), (15, 1785901), (17, 1575795), (39, 686885), (51, 525265), (65, 412131), (85, 315159), (195, 137377), (221, 121215), (255, 105053), (663, 40405), (1105, 24243), (3315, 8081)]