259287728

素因数分解:

$2^4\times 7^1\times {\mathrm{2315069}}^1$

素因数の和:2315084

約数の個数: 20

約数和(自身を含む): 574137360

約数和(自身を除く): 314849632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2315069, 4630138, 9260276, 16205483, 18520552, 32410966, 37041104, 64821932, 129643864, 259287728]

約数ペア:

[(1, 259287728), (2, 129643864), (4, 64821932), (7, 37041104), (8, 32410966), (14, 18520552), (16, 16205483), (28, 9260276), (56, 4630138), (112, 2315069)]