28440076

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21611}}^1$

素因数の和:21669

約数の個数: 24

約数和(自身を含む): 58093056

約数和(自身を除く): 29652980

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 21611, 43222, 86444, 151277, 302554, 605108, 1015717, 2031434, 4062868, 7110019, 14220038, 28440076]

約数ペア:

[(1, 28440076), (2, 14220038), (4, 7110019), (7, 4062868), (14, 2031434), (28, 1015717), (47, 605108), (94, 302554), (188, 151277), (329, 86444), (658, 43222), (1316, 21611)]