26780559

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 42061824

約数和(自身を除く): 15281265

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1209, 1303, 1581, 3909, 6851, 16939, 20553, 22151, 40393, 50817, 66453, 121179, 287963, 525109, 686681, 863889, 1575327, 2060043, 8926853, 26780559]

約数ペア:

[(1, 26780559), (3, 8926853), (13, 2060043), (17, 1575327), (31, 863889), (39, 686681), (51, 525109), (93, 287963), (221, 121179), (403, 66453), (527, 50817), (663, 40393), (1209, 22151), (1303, 20553), (1581, 16939), (3909, 6851)]