3985964

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 7197120

約数和(自身を除く): 3211156

約数列:

[1, 2, 4, 67, 107, 134, 139, 214, 268, 278, 428, 556, 7169, 9313, 14338, 14873, 18626, 28676, 29746, 37252, 59492, 996491, 1992982, 3985964]

約数ペア:

[(1, 3985964), (2, 1992982), (4, 996491), (67, 59492), (107, 37252), (134, 29746), (139, 28676), (214, 18626), (268, 14873), (278, 14338), (428, 9313), (556, 7169)]