78840377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{27673}}^1$

素因数の和:27728

約数の個数: 16

約数和(自身を含む): 100954752

約数和(自身を除く): 22114375

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 27673, 193711, 304403, 1023901, 2130821, 7167307, 11262911, 78840377]

約数ペア:

[(1, 78840377), (7, 11262911), (11, 7167307), (37, 2130821), (77, 1023901), (259, 304403), (407, 193711), (2849, 27673)]