13402809

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11197}}^1$

素因数の和:11229

約数の個数: 24

約数和(自身を含む): 23291840

約数和(自身を除く): 9889031

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 11197, 33591, 78379, 100773, 212743, 235137, 638229, 705411, 1489201, 1914687, 4467603, 13402809]

約数ペア:

[(1, 13402809), (3, 4467603), (7, 1914687), (9, 1489201), (19, 705411), (21, 638229), (57, 235137), (63, 212743), (133, 100773), (171, 78379), (399, 33591), (1197, 11197)]