13371939

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 22848000

約数和(自身を除く): 9476061

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 509, 973, 1251, 1527, 2919, 3563, 3753, 4581, 8757, 10689, 13743, 26271, 32067, 70751, 96201, 212253, 495257, 636759, 1485771, 1910277, 4457313, 13371939]

約数ペア:

[(1, 13371939), (3, 4457313), (7, 1910277), (9, 1485771), (21, 636759), (27, 495257), (63, 212253), (139, 96201), (189, 70751), (417, 32067), (509, 26271), (973, 13743), (1251, 10689), (1527, 8757), (2919, 4581), (3563, 3753)]