2178723927

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1378067}}^1$

素因数の和:1378118

約数の個数: 16

約数和(自身を含む): 3175068672

約数和(自身を除く): 996344745

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 1378067, 4134201, 23427139, 42720077, 70281417, 128160231, 726241309, 2178723927]

約数ペア:

[(1, 2178723927), (3, 726241309), (17, 128160231), (31, 70281417), (51, 42720077), (93, 23427139), (527, 4134201), (1581, 1378067)]