28747456

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:581

約数の個数: 56

約数和(自身を含む): 61447680

約数和(自身を除く): 32700224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 152, 188, 304, 376, 503, 608, 752, 893, 1006, 1216, 1504, 1786, 2012, 3008, 3572, 4024, 7144, 8048, 9557, 14288, 16096, 19114, 23641, 28576, 32192, 38228, 47282, 57152, 76456, 94564, 152912, 189128, 305824, 378256, 449179, 611648, 756512, 898358, 1513024, 1796716, 3593432, 7186864, 14373728, 28747456]

約数ペア:

[(1, 28747456), (2, 14373728), (4, 7186864), (8, 3593432), (16, 1796716), (19, 1513024), (32, 898358), (38, 756512), (47, 611648), (64, 449179), (76, 378256), (94, 305824), (152, 189128), (188, 152912), (304, 94564), (376, 76456), (503, 57152), (608, 47282), (752, 38228), (893, 32192), (1006, 28576), (1216, 23641), (1504, 19114), (1786, 16096), (2012, 14288), (3008, 9557), (3572, 8048), (4024, 7144)]