78400434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1866677}}^1$

素因数の和:1866689

約数の個数: 16

約数和(自身を含む): 179201088

約数和(自身を除く): 100800654

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1866677, 3733354, 5600031, 11200062, 13066739, 26133478, 39200217, 78400434]

約数ペア:

[(1, 78400434), (2, 39200217), (3, 26133478), (6, 13066739), (7, 11200062), (14, 5600031), (21, 3733354), (42, 1866677)]