28073288

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 54172800

約数和(自身を除く): 26099512

約数列:

[1, 2, 4, 8, 47, 94, 188, 197, 376, 379, 394, 758, 788, 1516, 1576, 3032, 9259, 17813, 18518, 35626, 37036, 71252, 74072, 74663, 142504, 149326, 298652, 597304, 3509161, 7018322, 14036644, 28073288]

約数ペア:

[(1, 28073288), (2, 14036644), (4, 7018322), (8, 3509161), (47, 597304), (94, 298652), (188, 149326), (197, 142504), (376, 74663), (379, 74072), (394, 71252), (758, 37036), (788, 35626), (1516, 18518), (1576, 17813), (3032, 9259)]