28553644

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 59222016

約数和(自身を除く): 30668372

約数列:

[1, 2, 4, 7, 14, 28, 53, 71, 106, 142, 212, 271, 284, 371, 497, 542, 742, 994, 1084, 1484, 1897, 1988, 3763, 3794, 7526, 7588, 14363, 15052, 19241, 26341, 28726, 38482, 52682, 57452, 76964, 100541, 105364, 134687, 201082, 269374, 402164, 538748, 1019773, 2039546, 4079092, 7138411, 14276822, 28553644]

約数ペア:

[(1, 28553644), (2, 14276822), (4, 7138411), (7, 4079092), (14, 2039546), (28, 1019773), (53, 538748), (71, 402164), (106, 269374), (142, 201082), (212, 134687), (271, 105364), (284, 100541), (371, 76964), (497, 57452), (542, 52682), (742, 38482), (994, 28726), (1084, 26341), (1484, 19241), (1897, 15052), (1988, 14363), (3763, 7588), (3794, 7526)]