78415274

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{25117}}^1$

素因数の和:25349

約数の個数: 16

約数和(自身を含む): 135034368

約数和(自身を除く): 56619094

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 25117, 50234, 175819, 351638, 5601091, 11202182, 39207637, 78415274]

約数ペア:

[(1, 78415274), (2, 39207637), (7, 11202182), (14, 5601091), (223, 351638), (446, 175819), (1561, 50234), (3122, 25117)]