27746859

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 44858880

約数和(自身を除く): 17112021

約数列:

[1, 3, 7, 19, 21, 57, 133, 197, 353, 399, 591, 1059, 1379, 2471, 3743, 4137, 6707, 7413, 11229, 20121, 26201, 46949, 69541, 78603, 140847, 208623, 486787, 1321279, 1460361, 3963837, 9248953, 27746859]

約数ペア:

[(1, 27746859), (3, 9248953), (7, 3963837), (19, 1460361), (21, 1321279), (57, 486787), (133, 208623), (197, 140847), (353, 78603), (399, 69541), (591, 46949), (1059, 26201), (1379, 20121), (2471, 11229), (3743, 7413), (4137, 6707)]